[INFO] fetching crate ciborium-ll 0.2.2... [INFO] checking ciborium-ll-0.2.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate ciborium-ll 0.2.2 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate ciborium-ll 0.2.2 [INFO] finished tweaking crates.io crate ciborium-ll 0.2.2 [INFO] tweaked toml for crates.io crate ciborium-ll 0.2.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate ciborium-ll 0.2.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 11 packages to latest compatible versions [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] a7e2e03152d90c73fc249b8d61b276e591dcfeafc9903421c6a353f42c3878fa [INFO] running `Command { std: "docker" "start" "-a" "a7e2e03152d90c73fc249b8d61b276e591dcfeafc9903421c6a353f42c3878fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a7e2e03152d90c73fc249b8d61b276e591dcfeafc9903421c6a353f42c3878fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7e2e03152d90c73fc249b8d61b276e591dcfeafc9903421c6a353f42c3878fa", kill_on_drop: false }` [INFO] [stdout] a7e2e03152d90c73fc249b8d61b276e591dcfeafc9903421c6a353f42c3878fa [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] a6bfe22106e9551558dbded6907f4fda669279086208ccbf41e7de1f8e0c12d0 [INFO] running `Command { std: "docker" "start" "-a" "a6bfe22106e9551558dbded6907f4fda669279086208ccbf41e7de1f8e0c12d0", kill_on_drop: false }` [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Compiling zerocopy-derive v0.8.27 [INFO] [stderr] Checking zerocopy v0.8.27 [INFO] [stderr] Checking half v2.7.1 [INFO] [stderr] Checking ciborium-ll v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/dec.rs:147:18 [INFO] [stdout] | [INFO] [stdout] 147 | pub fn bytes(&mut self, len: Option) -> Segments { [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] 147 | pub fn bytes(&mut self, len: Option) -> Segments<'_, R, crate::seg::Bytes> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ciborium-ll` (lib) due to 2 previous errors; 3 warnings emitted [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/dec.rs:167:17 [INFO] [stdout] | [INFO] [stdout] 167 | pub fn text(&mut self, len: Option) -> Segments { [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] 167 | pub fn text(&mut self, len: Option) -> Segments<'_, R, crate::seg::Text> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result<&[u8], Infallible> [INFO] [stdout] --> src/seg.rs:51:83 [INFO] [stdout] | [INFO] [stdout] 51 | fn parse<'a>(&mut self, bytes: &'a mut [u8]) -> Result<&'a [u8], Self::Error> { [INFO] [stdout] | ___________________________________________________________________________________^ [INFO] [stdout] 52 | | Ok(bytes) [INFO] [stdout] 53 | | } [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<&[u8], Infallible> [INFO] [stdout] --> src/seg.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | Ok(bytes) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/seg.rs:192:17 [INFO] [stdout] | [INFO] [stdout] 192 | pub fn pull(&mut self) -> Result>, Error> { [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] 192 | pub fn pull(&mut self) -> Result>, Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/dec.rs:147:18 [INFO] [stdout] | [INFO] [stdout] 147 | pub fn bytes(&mut self, len: Option) -> Segments { [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] 147 | pub fn bytes(&mut self, len: Option) -> Segments<'_, R, crate::seg::Bytes> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/dec.rs:167:17 [INFO] [stdout] | [INFO] [stdout] 167 | pub fn text(&mut self, len: Option) -> Segments { [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] 167 | pub fn text(&mut self, len: Option) -> Segments<'_, R, crate::seg::Text> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result<&[u8], Infallible> [INFO] [stdout] --> src/seg.rs:51:83 [INFO] [stdout] | [INFO] [stdout] 51 | fn parse<'a>(&mut self, bytes: &'a mut [u8]) -> Result<&'a [u8], Self::Error> { [INFO] [stdout] | ___________________________________________________________________________________^ [INFO] [stdout] 52 | | Ok(bytes) [INFO] [stdout] 53 | | } [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<&[u8], Infallible> [INFO] [stdout] --> src/seg.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | Ok(bytes) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/seg.rs:192:17 [INFO] [stdout] | [INFO] [stdout] 192 | pub fn pull(&mut self) -> Result>, Error> { [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] 192 | pub fn pull(&mut self) -> Result>, Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ciborium-ll` (lib test) due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "a6bfe22106e9551558dbded6907f4fda669279086208ccbf41e7de1f8e0c12d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6bfe22106e9551558dbded6907f4fda669279086208ccbf41e7de1f8e0c12d0", kill_on_drop: false }` [INFO] [stdout] a6bfe22106e9551558dbded6907f4fda669279086208ccbf41e7de1f8e0c12d0