[INFO] cloning repository https://github.com/mckernant1/mckernant1-tools [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mckernant1/mckernant1-tools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmckernant1%2Fmckernant1-tools", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmckernant1%2Fmckernant1-tools'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e07f4bc679d331fe2fc908e18e5cd15f562d9728 [INFO] checking mckernant1/mckernant1-tools against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmckernant1%2Fmckernant1-tools" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/mckernant1/mckernant1-tools [INFO] finished tweaking git repo https://github.com/mckernant1/mckernant1-tools [INFO] tweaked toml for git repo https://github.com/mckernant1/mckernant1-tools written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/mckernant1/mckernant1-tools on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/mckernant1/mckernant1-tools 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9badbb74ce5b2d74fa7836e663fa9d2e3abcec4161b1afb2ea7f8efab1edce31 [INFO] running `Command { std: "docker" "start" "-a" "9badbb74ce5b2d74fa7836e663fa9d2e3abcec4161b1afb2ea7f8efab1edce31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9badbb74ce5b2d74fa7836e663fa9d2e3abcec4161b1afb2ea7f8efab1edce31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9badbb74ce5b2d74fa7836e663fa9d2e3abcec4161b1afb2ea7f8efab1edce31", kill_on_drop: false }` [INFO] [stdout] 9badbb74ce5b2d74fa7836e663fa9d2e3abcec4161b1afb2ea7f8efab1edce31 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f9bfe1c8091db6beb8c6eb80c7b0530ab2288bcac7441bc4a21ec22c648b7362 [INFO] running `Command { std: "docker" "start" "-a" "f9bfe1c8091db6beb8c6eb80c7b0530ab2288bcac7441bc4a21ec22c648b7362", kill_on_drop: false }` [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking mckernant1-tools v0.0.7 (/opt/rustwide/workdir) [INFO] [stdout] error: struct `Distinct` is never constructed [INFO] [stdout] --> src/iter/distinct.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | pub struct Distinct [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it [INFO] [stdout] = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: struct `DistinctBy` is never constructed [INFO] [stdout] --> src/iter/distinct.rs:62:12 [INFO] [stdout] | [INFO] [stdout] 62 | pub struct DistinctBy [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `DistinctExt` is never used [INFO] [stdout] --> src/iter/distinct.rs:5:7 [INFO] [stdout] | [INFO] [stdout] 5 | trait DistinctExt: Iterator { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mckernant1-tools` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/iter/distinct.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 121 | struct Person { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 122 | id: u32, [INFO] [stdout] 123 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Person` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f9bfe1c8091db6beb8c6eb80c7b0530ab2288bcac7441bc4a21ec22c648b7362", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9bfe1c8091db6beb8c6eb80c7b0530ab2288bcac7441bc4a21ec22c648b7362", kill_on_drop: false }` [INFO] [stdout] f9bfe1c8091db6beb8c6eb80c7b0530ab2288bcac7441bc4a21ec22c648b7362