[INFO] fetching crate matrijs 0.1.1... [INFO] checking matrijs-0.1.1 against master#12f35ad39ed3e39df4d953c46d4f6cc6c82adc96 for pr-155299-1 [INFO] extracting crate matrijs 0.1.1 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate matrijs 0.1.1 [INFO] finished tweaking crates.io crate matrijs 0.1.1 [INFO] tweaked toml for crates.io crate matrijs 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate matrijs 0.1.1 on toolchain 12f35ad39ed3e39df4d953c46d4f6cc6c82adc96 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+12f35ad39ed3e39df4d953c46d4f6cc6c82adc96" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate matrijs 0.1.1 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" "+12f35ad39ed3e39df4d953c46d4f6cc6c82adc96" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+12f35ad39ed3e39df4d953c46d4f6cc6c82adc96" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 28760ac37126e6e34665780653e32f97b858620b8f3b80b570e44f8302f4582a [INFO] running `Command { std: "docker" "start" "-a" "28760ac37126e6e34665780653e32f97b858620b8f3b80b570e44f8302f4582a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "28760ac37126e6e34665780653e32f97b858620b8f3b80b570e44f8302f4582a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28760ac37126e6e34665780653e32f97b858620b8f3b80b570e44f8302f4582a", kill_on_drop: false }` [INFO] [stdout] 28760ac37126e6e34665780653e32f97b858620b8f3b80b570e44f8302f4582a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+12f35ad39ed3e39df4d953c46d4f6cc6c82adc96" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 97958088407c2e35b4385f6c69a7af5c62de19b7d41c6e234b7ead6d0f063f6f [INFO] running `Command { std: "docker" "start" "-a" "97958088407c2e35b4385f6c69a7af5c62de19b7d41c6e234b7ead6d0f063f6f", kill_on_drop: false }` [INFO] [stderr] Checking matrijs v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:79:23 [INFO] [stdout] | [INFO] [stdout] 79 | pub fn row_chunks(&self) -> std::slice::Chunks { [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] 79 | pub fn row_chunks(&self) -> std::slice::Chunks<'_, f64> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:79:23 [INFO] [stdout] | [INFO] [stdout] 79 | pub fn row_chunks(&self) -> std::slice::Chunks { [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] 79 | pub fn row_chunks(&self) -> std::slice::Chunks<'_, f64> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `Command { std: "docker" "inspect" "97958088407c2e35b4385f6c69a7af5c62de19b7d41c6e234b7ead6d0f063f6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97958088407c2e35b4385f6c69a7af5c62de19b7d41c6e234b7ead6d0f063f6f", kill_on_drop: false }` [INFO] [stdout] 97958088407c2e35b4385f6c69a7af5c62de19b7d41c6e234b7ead6d0f063f6f