[INFO] fetching crate matrijs 0.1.1... [INFO] checking matrijs-0.1.1 against try#6757d700f93f6d16c8b39cf79e96b019bd570e7d for pr-155299-1 [INFO] extracting crate matrijs 0.1.1 into /workspace/builds/worker-0-tc2/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-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate matrijs 0.1.1 on toolchain 6757d700f93f6d16c8b39cf79e96b019bd570e7d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "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" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a09c994f53f8f89a3b7990ffab6b64316caa4496a2ffa93a11d5f3e922234a56 [INFO] running `Command { std: "docker" "start" "-a" "a09c994f53f8f89a3b7990ffab6b64316caa4496a2ffa93a11d5f3e922234a56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a09c994f53f8f89a3b7990ffab6b64316caa4496a2ffa93a11d5f3e922234a56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a09c994f53f8f89a3b7990ffab6b64316caa4496a2ffa93a11d5f3e922234a56", kill_on_drop: false }` [INFO] [stdout] a09c994f53f8f89a3b7990ffab6b64316caa4496a2ffa93a11d5f3e922234a56 [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" "-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" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f82f8763fffd27bcd4a2b4b191d134c694dc2ee0b710a7eed53df07f9b1ac020 [INFO] running `Command { std: "docker" "start" "-a" "f82f8763fffd27bcd4a2b4b191d134c694dc2ee0b710a7eed53df07f9b1ac020", 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 0.55s [INFO] running `Command { std: "docker" "inspect" "f82f8763fffd27bcd4a2b4b191d134c694dc2ee0b710a7eed53df07f9b1ac020", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f82f8763fffd27bcd4a2b4b191d134c694dc2ee0b710a7eed53df07f9b1ac020", kill_on_drop: false }` [INFO] [stdout] f82f8763fffd27bcd4a2b4b191d134c694dc2ee0b710a7eed53df07f9b1ac020