[INFO] cloning repository https://github.com/camelid/type-layout [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/camelid/type-layout" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamelid%2Ftype-layout", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamelid%2Ftype-layout'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7216163c31c3e61602ddc9ac436aa3218c3a696e [INFO] checking camelid/type-layout against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamelid%2Ftype-layout" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/camelid/type-layout [INFO] finished tweaking git repo https://github.com/camelid/type-layout [INFO] tweaked toml for git repo https://github.com/camelid/type-layout written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/camelid/type-layout on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/camelid/type-layout 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_yaml v0.8.21 [INFO] [stderr] Downloaded similar v1.3.0 [INFO] [stderr] Downloaded insta v1.8.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8db4de7464eb28be4745aee25c1256191635fad4adfd5cea8894b18b11c9fc67 [INFO] running `Command { std: "docker" "start" "-a" "8db4de7464eb28be4745aee25c1256191635fad4adfd5cea8894b18b11c9fc67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8db4de7464eb28be4745aee25c1256191635fad4adfd5cea8894b18b11c9fc67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8db4de7464eb28be4745aee25c1256191635fad4adfd5cea8894b18b11c9fc67", kill_on_drop: false }` [INFO] [stdout] 8db4de7464eb28be4745aee25c1256191635fad4adfd5cea8894b18b11c9fc67 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d1bc93421066230223e4e07dc20f092099d0a7a26ca9b451323efca8c7651de2 [INFO] running `Command { std: "docker" "start" "-a" "d1bc93421066230223e4e07dc20f092099d0a7a26ca9b451323efca8c7651de2", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling libc v0.2.105 [INFO] [stderr] Compiling serde_json v1.0.68 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking similar v1.3.0 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Checking type-layout v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stdout] warning: method `niches` is never used [INFO] [stdout] --> src/layout.rs:114:12 [INFO] [stdout] | [INFO] [stdout] 99 | impl TagLayout { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 114 | pub fn niches(&self) -> IntNiches { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Deref` is never constructed [INFO] [stdout] --> src/lir.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub enum Expr { [INFO] [stdout] | ---- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 17 | Deref(Box), [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/util/list.rs:47:17 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn iter(&self) -> Iter { [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] 47 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking terminal_size v0.1.17 [INFO] [stderr] Checking console v0.14.1 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Checking serde v1.0.130 [INFO] [stderr] Checking serde_yaml v0.8.21 [INFO] [stderr] Checking insta v1.8.0 [INFO] [stdout] warning: method `niches` is never used [INFO] [stdout] --> src/layout.rs:114:12 [INFO] [stdout] | [INFO] [stdout] 99 | impl TagLayout { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 114 | pub fn niches(&self) -> IntNiches { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Deref` is never constructed [INFO] [stdout] --> src/lir.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub enum Expr { [INFO] [stdout] | ---- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 17 | Deref(Box), [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/util/list.rs:47:17 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn iter(&self) -> Iter { [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] 47 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.49s [INFO] running `Command { std: "docker" "inspect" "d1bc93421066230223e4e07dc20f092099d0a7a26ca9b451323efca8c7651de2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1bc93421066230223e4e07dc20f092099d0a7a26ca9b451323efca8c7651de2", kill_on_drop: false }` [INFO] [stdout] d1bc93421066230223e4e07dc20f092099d0a7a26ca9b451323efca8c7651de2