[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] testing rashaabdulrazzak/struct-rust against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[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 db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing rashaabdulrazzak/struct-rust against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[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 db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f8119debbd9afd27f763fdf5e5faff6a47a0154e151aba87d3a3d43826fe965
[INFO] running `Command { std: "docker" "start" "-a" "5f8119debbd9afd27f763fdf5e5faff6a47a0154e151aba87d3a3d43826fe965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f8119debbd9afd27f763fdf5e5faff6a47a0154e151aba87d3a3d43826fe965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f8119debbd9afd27f763fdf5e5faff6a47a0154e151aba87d3a3d43826fe965", kill_on_drop: false }`
[INFO] [stdout] 5f8119debbd9afd27f763fdf5e5faff6a47a0154e151aba87d3a3d43826fe965
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db844de268125e53819e170962c773e63412b70e068a77c040f5d7f6a513a1ac
[INFO] running `Command { std: "docker" "start" "-a" "db844de268125e53819e170962c773e63412b70e068a77c040f5d7f6a513a1ac", 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 0.13s
[INFO] running `Command { std: "docker" "inspect" "db844de268125e53819e170962c773e63412b70e068a77c040f5d7f6a513a1ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db844de268125e53819e170962c773e63412b70e068a77c040f5d7f6a513a1ac", kill_on_drop: false }`
[INFO] [stdout] db844de268125e53819e170962c773e63412b70e068a77c040f5d7f6a513a1ac
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0dd1942abbe5904ab0de8f7e37c78d84b92ce0905fcf8982329a0422e17c4c61
[INFO] running `Command { std: "docker" "start" "-a" "0dd1942abbe5904ab0de8f7e37c78d84b92ce0905fcf8982329a0422e17c4c61", 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 0.14s
[INFO] running `Command { std: "docker" "inspect" "0dd1942abbe5904ab0de8f7e37c78d84b92ce0905fcf8982329a0422e17c4c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dd1942abbe5904ab0de8f7e37c78d84b92ce0905fcf8982329a0422e17c4c61", kill_on_drop: false }`
[INFO] [stdout] 0dd1942abbe5904ab0de8f7e37c78d84b92ce0905fcf8982329a0422e17c4c61
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9cc693fd00d97224661710e441cdcaa4d336ec01295267bc12d3b1ade08d29df
[INFO] running `Command { std: "docker" "start" "-a" "9cc693fd00d97224661710e441cdcaa4d336ec01295267bc12d3b1ade08d29df", kill_on_drop: false }`
[INFO] [stderr] warning: fields `username` and `sign_in_count` are never read
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | struct User {
[INFO] [stderr]   |        ---- fields in this struct
[INFO] [stderr] 4 |     username: String,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 5 |     email: String,
[INFO] [stderr] 6 |     sign_in_count: u64,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]   --> src/main.rs:11:14
[INFO] [stderr]    |
[INFO] [stderr] 11 | struct Color(i32, i32, i32);
[INFO] [stderr]    |        ----- ^^^  ^^^
[INFO] [stderr]    |        |
[INFO] [stderr]    |        fields in this struct
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 11 - struct Color(i32, i32, i32);
[INFO] [stderr] 11 + struct Color((), (), i32);
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `struct-rust` (bin "struct-rust" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/struct_rust-e3b571e243d647b7)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9cc693fd00d97224661710e441cdcaa4d336ec01295267bc12d3b1ade08d29df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cc693fd00d97224661710e441cdcaa4d336ec01295267bc12d3b1ade08d29df", kill_on_drop: false }`
[INFO] [stdout] 9cc693fd00d97224661710e441cdcaa4d336ec01295267bc12d3b1ade08d29df
