[INFO] fetching crate ddbug 0.4.0... [INFO] checking ddbug-0.4.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate ddbug 0.4.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate ddbug 0.4.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate ddbug 0.4.0 [INFO] tweaked toml for crates.io crate ddbug 0.4.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate ddbug 0.4.0 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 ddbug 0.4.0 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 18c4e4a9beb75bb51b610aa6a61669985971e75c07e372c10ec9ddb41a3f96fe [INFO] running `Command { std: "docker" "start" "-a" "18c4e4a9beb75bb51b610aa6a61669985971e75c07e372c10ec9ddb41a3f96fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "18c4e4a9beb75bb51b610aa6a61669985971e75c07e372c10ec9ddb41a3f96fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18c4e4a9beb75bb51b610aa6a61669985971e75c07e372c10ec9ddb41a3f96fe", kill_on_drop: false }` [INFO] [stdout] 18c4e4a9beb75bb51b610aa6a61669985971e75c07e372c10ec9ddb41a3f96fe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4d80120022a0acab8c98315049c3bb62574465ac392b40cd08befc107e9d315e [INFO] running `Command { std: "docker" "start" "-a" "4d80120022a0acab8c98315049c3bb62574465ac392b40cd08befc107e9d315e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Checking bytes v1.7.1 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Compiling cc v1.1.13 [INFO] [stderr] Compiling httparse v1.9.4 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking wasmparser v0.215.0 [INFO] [stderr] Checking flate2 v1.0.32 [INFO] [stderr] Checking indexmap v2.4.0 [INFO] [stderr] Checking ruzstd v0.7.0 [INFO] [stderr] Checking marksman_escape v0.1.2 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking http v1.1.0 [INFO] [stderr] Compiling capstone-sys v0.16.0 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking gimli v0.31.0 [INFO] [stderr] Checking terminal_size v0.3.0 [INFO] [stderr] Checking clap_builder v4.5.15 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking mio v1.0.2 [INFO] [stderr] Checking memmap2 v0.9.4 [INFO] [stderr] Checking http-body v1.0.1 [INFO] [stderr] Checking http-body-util v0.1.2 [INFO] [stderr] Checking tokio v1.39.3 [INFO] [stderr] Checking object v0.36.3 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking env_filter v0.1.2 [INFO] [stderr] Checking env_logger v0.11.5 [INFO] [stderr] Checking clap v4.5.16 [INFO] [stderr] Checking hyper v1.4.1 [INFO] [stderr] Checking hyper-util v0.1.7 [INFO] [stderr] Checking ddbug_parser v0.4.0 [INFO] [stderr] Checking capstone v0.12.0 [INFO] [stderr] Checking ddbug v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/print/mod.rs:388:10 [INFO] [stdout] | [INFO] [stdout] 388 | fn a(&mut self) -> PrintState { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 388 | fn a(&mut self) -> PrintState<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/print/mod.rs:393:10 [INFO] [stdout] | [INFO] [stdout] 393 | fn b(&mut self) -> PrintState { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 393 | fn b(&mut self) -> PrintState<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/print/mod.rs:388:10 [INFO] [stdout] | [INFO] [stdout] 388 | fn a(&mut self) -> PrintState { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 388 | fn a(&mut self) -> PrintState<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/print/mod.rs:393:10 [INFO] [stdout] | [INFO] [stdout] 393 | fn b(&mut self) -> PrintState { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 393 | fn b(&mut self) -> PrintState<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/main.rs:707:24 [INFO] [stdout] | [INFO] [stdout] 707 | async move { [INFO] [stdout] | ________________________^ [INFO] [stdout] 708 | | let mut writer = Vec::new(); [INFO] [stdout] 709 | | let mut path = request.uri().path(); [INFO] [stdout] 710 | | if path.is_empty() { [INFO] [stdout] ... | [INFO] [stdout] 718 | | Ok::<_, Infallible>(Response::new(Full::new(Bytes::from(writer)))) [INFO] [stdout] 719 | | } [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:718:17 [INFO] [stdout] | [INFO] [stdout] 718 | Ok::<_, Infallible>(Response::new(Full::new(Bytes::from(writer)))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ddbug` (bin "ddbug") 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>, Infallible> [INFO] [stdout] --> src/main.rs:707:24 [INFO] [stdout] | [INFO] [stdout] 707 | async move { [INFO] [stdout] | ________________________^ [INFO] [stdout] 708 | | let mut writer = Vec::new(); [INFO] [stdout] 709 | | let mut path = request.uri().path(); [INFO] [stdout] 710 | | if path.is_empty() { [INFO] [stdout] ... | [INFO] [stdout] 718 | | Ok::<_, Infallible>(Response::new(Full::new(Bytes::from(writer)))) [INFO] [stdout] 719 | | } [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:718:17 [INFO] [stdout] | [INFO] [stdout] 718 | Ok::<_, Infallible>(Response::new(Full::new(Bytes::from(writer)))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ddbug` (bin "ddbug" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "4d80120022a0acab8c98315049c3bb62574465ac392b40cd08befc107e9d315e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d80120022a0acab8c98315049c3bb62574465ac392b40cd08befc107e9d315e", kill_on_drop: false }` [INFO] [stdout] 4d80120022a0acab8c98315049c3bb62574465ac392b40cd08befc107e9d315e