[INFO] cloning repository https://github.com/joinbubbel/bath-signal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joinbubbel/bath-signal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoinbubbel%2Fbath-signal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoinbubbel%2Fbath-signal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] de0e4ecc275a2e18a73f2592b6bbb1fbeb8a0fd1
[INFO] checking joinbubbel/bath-signal 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%2Fjoinbubbel%2Fbath-signal" "/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/joinbubbel/bath-signal
[INFO] finished tweaking git repo https://github.com/joinbubbel/bath-signal
[INFO] tweaked toml for git repo https://github.com/joinbubbel/bath-signal written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/joinbubbel/bath-signal 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/joinbubbel/bath-signal 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] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[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] 083f33b5b8fb796d17f3f44ce3404baac4584018f83a8b073faaf17f605d3d90
[INFO] running `Command { std: "docker" "start" "-a" "083f33b5b8fb796d17f3f44ce3404baac4584018f83a8b073faaf17f605d3d90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "083f33b5b8fb796d17f3f44ce3404baac4584018f83a8b073faaf17f605d3d90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "083f33b5b8fb796d17f3f44ce3404baac4584018f83a8b073faaf17f605d3d90", kill_on_drop: false }`
[INFO] [stdout] 083f33b5b8fb796d17f3f44ce3404baac4584018f83a8b073faaf17f605d3d90
[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] 06db292902bbd89706b62ed660671ca7192937a7caa5590c6d24406ea8f4c280
[INFO] running `Command { std: "docker" "start" "-a" "06db292902bbd89706b62ed660671ca7192937a7caa5590c6d24406ea8f4c280", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]    Compiling serde v1.0.168
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]    Compiling rustversion v1.0.13
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling serde_json v1.0.100
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling async-trait v0.1.71
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking matchit v0.7.0
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking http-range-header v0.3.0
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking schemajen v0.2.0 (https://github.com/davnotdev/schemajen#2386a286)
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling axum v0.6.18
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking tower-http v0.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.168
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.2
[INFO] [stderr]     Checking pin-project v1.1.2
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking serde_path_to_error v0.1.13
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking bath-signal v0.1.1 (/opt/rustwide/workdir/bath-signal)
[INFO] [stdout] warning: struct `ResLeave` is never constructed
[INFO] [stdout]  --> bath-signal/src/leave.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct ResLeave {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<CreateCallOut, CreateCallError>
[INFO] [stdout]   --> bath-signal/src/create_call.rs:20:77
[INFO] [stdout]    |
[INFO] [stdout] 20 |       pub fn create_call(&mut self) -> Result<CreateCallOut, CreateCallError> {
[INFO] [stdout]    |  _____________________________________________________________________________^
[INFO] [stdout] 21 | |         let call = Call::new();
[INFO] [stdout] 22 | |         self.calls.push(call);
[INFO] [stdout] 23 | |         Ok(CreateCallOut {
[INFO] [stdout] 24 | |             call: CallId(self.calls.len() - 1),
[INFO] [stdout] 25 | |         })
[INFO] [stdout] 26 | |     }
[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<CreateCallOut, CreateCallError>
[INFO] [stdout]   --> bath-signal/src/create_call.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | /         Ok(CreateCallOut {
[INFO] [stdout] 24 | |             call: CallId(self.calls.len() - 1),
[INFO] [stdout] 25 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bath-signal` (lib) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "06db292902bbd89706b62ed660671ca7192937a7caa5590c6d24406ea8f4c280", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06db292902bbd89706b62ed660671ca7192937a7caa5590c6d24406ea8f4c280", kill_on_drop: false }`
[INFO] [stdout] 06db292902bbd89706b62ed660671ca7192937a7caa5590c6d24406ea8f4c280