[INFO] cloning repository https://github.com/paradogs-7/bootcamp-task-error-handling-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paradogs-7/bootcamp-task-error-handling-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparadogs-7%2Fbootcamp-task-error-handling-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparadogs-7%2Fbootcamp-task-error-handling-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b60d2a3c9a054334cbfb8e9600c1710cd4535198
[INFO] building paradogs-7/bootcamp-task-error-handling-rust against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparadogs-7%2Fbootcamp-task-error-handling-rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/paradogs-7/bootcamp-task-error-handling-rust
[INFO] finished tweaking git repo https://github.com/paradogs-7/bootcamp-task-error-handling-rust
[INFO] tweaked toml for git repo https://github.com/paradogs-7/bootcamp-task-error-handling-rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/paradogs-7/bootcamp-task-error-handling-rust on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/paradogs-7/bootcamp-task-error-handling-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 452a49dbd414dce8fe696db4b719df30b810a68a5c38caf30281d0948c9aa92f
[INFO] running `Command { std: "docker" "start" "-a" "452a49dbd414dce8fe696db4b719df30b810a68a5c38caf30281d0948c9aa92f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "452a49dbd414dce8fe696db4b719df30b810a68a5c38caf30281d0948c9aa92f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "452a49dbd414dce8fe696db4b719df30b810a68a5c38caf30281d0948c9aa92f", kill_on_drop: false }`
[INFO] [stdout] 452a49dbd414dce8fe696db4b719df30b810a68a5c38caf30281d0948c9aa92f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6308e86ab7679701d6d6f3542b2f603bb20215825c318230f9eafb7f601de890
[INFO] running `Command { std: "docker" "start" "-a" "6308e86ab7679701d6d6f3542b2f603bb20215825c318230f9eafb7f601de890", kill_on_drop: false }`
[INFO] [stderr]    Compiling bootcamp-task-error-handling-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `account_number` and `holder_name` are never read
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct BankAccount {
[INFO] [stdout]   |        ----------- fields in this struct
[INFO] [stdout] 8 |     account_number: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 9 |     holder_name: String,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "6308e86ab7679701d6d6f3542b2f603bb20215825c318230f9eafb7f601de890", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6308e86ab7679701d6d6f3542b2f603bb20215825c318230f9eafb7f601de890", kill_on_drop: false }`
[INFO] [stdout] 6308e86ab7679701d6d6f3542b2f603bb20215825c318230f9eafb7f601de890
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8fab93baf3cfca2ccc92951f346ff0befc27cb3e82ced5294cdfcdc089a7fd2
[INFO] running `Command { std: "docker" "start" "-a" "c8fab93baf3cfca2ccc92951f346ff0befc27cb3e82ced5294cdfcdc089a7fd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling bootcamp-task-error-handling-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `account_number` and `holder_name` are never read
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct BankAccount {
[INFO] [stdout]   |        ----------- fields in this struct
[INFO] [stdout] 8 |     account_number: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 9 |     holder_name: String,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "c8fab93baf3cfca2ccc92951f346ff0befc27cb3e82ced5294cdfcdc089a7fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8fab93baf3cfca2ccc92951f346ff0befc27cb3e82ced5294cdfcdc089a7fd2", kill_on_drop: false }`
[INFO] [stdout] c8fab93baf3cfca2ccc92951f346ff0befc27cb3e82ced5294cdfcdc089a7fd2