[INFO] fetching crate mls-rs-core 0.24.0... [INFO] checking mls-rs-core-0.24.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate mls-rs-core 0.24.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate mls-rs-core 0.24.0 [INFO] finished tweaking crates.io crate mls-rs-core 0.24.0 [INFO] tweaked toml for crates.io crate mls-rs-core 0.24.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mls-rs-core 0.24.0 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 mls-rs-core 0.24.0 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e4a075d026331887dd6c661ed4a79c97a6e9909b1a1b0d108c0f817b874b4deb [INFO] running `Command { std: "docker" "start" "-a" "e4a075d026331887dd6c661ed4a79c97a6e9909b1a1b0d108c0f817b874b4deb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e4a075d026331887dd6c661ed4a79c97a6e9909b1a1b0d108c0f817b874b4deb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4a075d026331887dd6c661ed4a79c97a6e9909b1a1b0d108c0f817b874b4deb", kill_on_drop: false }` [INFO] [stdout] e4a075d026331887dd6c661ed4a79c97a6e9909b1a1b0d108c0f817b874b4deb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 203c4c10264199fde46775a4ff624e212e37ed935807e3905283fee111c05107 [INFO] running `Command { std: "docker" "start" "-a" "203c4c10264199fde46775a4ff624e212e37ed935807e3905283fee111c05107", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.102 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking assert_matches v1.5.0 [INFO] [stderr] Checking itertools v0.14.0 [INFO] [stderr] Compiling darling_core v0.20.11 [INFO] [stderr] Compiling thiserror-impl v2.0.12 [INFO] [stderr] Compiling zeroize_derive v1.4.2 [INFO] [stderr] Compiling maybe-async v0.2.10 [INFO] [stderr] Checking zeroize v1.8.1 [INFO] [stderr] Checking thiserror v2.0.12 [INFO] [stderr] Compiling darling_macro v0.20.11 [INFO] [stderr] Compiling darling v0.20.11 [INFO] [stderr] Compiling mls-rs-codec-derive v0.2.0 [INFO] [stderr] Checking mls-rs-codec v0.7.0 [INFO] [stderr] Checking mls-rs-core v0.24.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/identity/basic.rs:78:65 [INFO] [stdout] | [INFO] [stdout] 78 | fn into_credential(self) -> Result { [INFO] [stdout] | _________________________________________________________________^ [INFO] [stdout] 79 | | Ok(self.into_credential()) [INFO] [stdout] 80 | | } [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 [INFO] [stdout] --> src/identity/basic.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | Ok(self.into_credential()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/identity/x509.rs:136:65 [INFO] [stdout] | [INFO] [stdout] 136 | fn into_credential(self) -> Result { [INFO] [stdout] | _________________________________________________________________^ [INFO] [stdout] 137 | | Ok(self.into_credential()) [INFO] [stdout] 138 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/identity/x509.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 137 | Ok(self.into_credential()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mls-rs-core` (lib) due to 4 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/extension.rs:242:73 [INFO] [stdout] | [INFO] [stdout] 242 | fn to_bytes(&self) -> Result, Self::SerializationError> { [INFO] [stdout] | _________________________________________________________________________^ [INFO] [stdout] 243 | | Ok(vec![0]) [INFO] [stdout] 244 | | } [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/extension.rs:243:13 [INFO] [stdout] | [INFO] [stdout] 243 | Ok(vec![0]) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/extension.rs:246:81 [INFO] [stdout] | [INFO] [stdout] 246 | fn from_bytes(_data: &[u8]) -> Result { [INFO] [stdout] | _________________________________________________________________________________^ [INFO] [stdout] 247 | | Ok(TestExtension) [INFO] [stdout] 248 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/extension.rs:247:13 [INFO] [stdout] | [INFO] [stdout] 247 | Ok(TestExtension) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/identity/basic.rs:78:65 [INFO] [stdout] | [INFO] [stdout] 78 | fn into_credential(self) -> Result { [INFO] [stdout] | _________________________________________________________________^ [INFO] [stdout] 79 | | Ok(self.into_credential()) [INFO] [stdout] 80 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/identity/basic.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | Ok(self.into_credential()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/identity/x509.rs:136:65 [INFO] [stdout] | [INFO] [stdout] 136 | fn into_credential(self) -> Result { [INFO] [stdout] | _________________________________________________________________^ [INFO] [stdout] 137 | | Ok(self.into_credential()) [INFO] [stdout] 138 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/identity/x509.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 137 | Ok(self.into_credential()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mls-rs-core` (lib test) due to 8 previous errors [INFO] running `Command { std: "docker" "inspect" "203c4c10264199fde46775a4ff624e212e37ed935807e3905283fee111c05107", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "203c4c10264199fde46775a4ff624e212e37ed935807e3905283fee111c05107", kill_on_drop: false }` [INFO] [stdout] 203c4c10264199fde46775a4ff624e212e37ed935807e3905283fee111c05107