[INFO] cloning repository https://github.com/rashaabdulrazzak/struct-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rashaabdulrazzak/struct-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frashaabdulrazzak%2Fstruct-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frashaabdulrazzak%2Fstruct-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ea80bbf8ee414a8cd2329358b8ba5de049cd662
[INFO] building rashaabdulrazzak/struct-rust against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frashaabdulrazzak%2Fstruct-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rashaabdulrazzak/struct-rust
[INFO] finished tweaking git repo https://github.com/rashaabdulrazzak/struct-rust
[INFO] tweaked toml for git repo https://github.com/rashaabdulrazzak/struct-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rashaabdulrazzak/struct-rust on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rashaabdulrazzak/struct-rust 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60f56f4de81aab9caa441a8e8697eca6552ab36057aba9698dc0bf97ac03ea54
[INFO] running `Command { std: "docker" "start" "-a" "60f56f4de81aab9caa441a8e8697eca6552ab36057aba9698dc0bf97ac03ea54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60f56f4de81aab9caa441a8e8697eca6552ab36057aba9698dc0bf97ac03ea54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60f56f4de81aab9caa441a8e8697eca6552ab36057aba9698dc0bf97ac03ea54", kill_on_drop: false }`
[INFO] [stdout] 60f56f4de81aab9caa441a8e8697eca6552ab36057aba9698dc0bf97ac03ea54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25d579cecfe64e818f90e92a4957895fab6edb03e9246e225a5fc17936cda8ee
[INFO] running `Command { std: "docker" "start" "-a" "25d579cecfe64e818f90e92a4957895fab6edb03e9246e225a5fc17936cda8ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling struct-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `username` and `sign_in_count` are never read
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct User {
[INFO] [stdout]   |        ---- fields in this struct
[INFO] [stdout] 4 |     username: String,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 5 |     email: String,
[INFO] [stdout] 6 |     sign_in_count: u64,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/main.rs:11:14
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Color(i32, i32, i32);
[INFO] [stdout]    |        ----- ^^^  ^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        fields in this struct
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 11 - struct Color(i32, i32, i32);
[INFO] [stdout] 11 + struct Color((), (), i32);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "25d579cecfe64e818f90e92a4957895fab6edb03e9246e225a5fc17936cda8ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25d579cecfe64e818f90e92a4957895fab6edb03e9246e225a5fc17936cda8ee", kill_on_drop: false }`
[INFO] [stdout] 25d579cecfe64e818f90e92a4957895fab6edb03e9246e225a5fc17936cda8ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e11886e38b189b0217ed13bc074e75232196965f33a938b5f898520d57ad8a59
[INFO] running `Command { std: "docker" "start" "-a" "e11886e38b189b0217ed13bc074e75232196965f33a938b5f898520d57ad8a59", kill_on_drop: false }`
[INFO] [stderr]    Compiling struct-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `username` and `sign_in_count` are never read
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct User {
[INFO] [stdout]   |        ---- fields in this struct
[INFO] [stdout] 4 |     username: String,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 5 |     email: String,
[INFO] [stdout] 6 |     sign_in_count: u64,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/main.rs:11:14
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Color(i32, i32, i32);
[INFO] [stdout]    |        ----- ^^^  ^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        fields in this struct
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 11 - struct Color(i32, i32, i32);
[INFO] [stdout] 11 + struct Color((), (), i32);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "e11886e38b189b0217ed13bc074e75232196965f33a938b5f898520d57ad8a59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e11886e38b189b0217ed13bc074e75232196965f33a938b5f898520d57ad8a59", kill_on_drop: false }`
[INFO] [stdout] e11886e38b189b0217ed13bc074e75232196965f33a938b5f898520d57ad8a59