[INFO] fetching crate project_1234 0.1.0...
[INFO] building project_1234-0.1.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate project_1234 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate project_1234 0.1.0
[INFO] finished tweaking crates.io crate project_1234 0.1.0
[INFO] tweaked toml for crates.io crate project_1234 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate project_1234 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--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: 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] bf1d4da4349e06bdabd897e614c1c8495cb8327d01db4007aabc1199d0c1acd3
[INFO] running `Command { std: "docker" "start" "-a" "bf1d4da4349e06bdabd897e614c1c8495cb8327d01db4007aabc1199d0c1acd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf1d4da4349e06bdabd897e614c1c8495cb8327d01db4007aabc1199d0c1acd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf1d4da4349e06bdabd897e614c1c8495cb8327d01db4007aabc1199d0c1acd3", kill_on_drop: false }`
[INFO] [stdout] bf1d4da4349e06bdabd897e614c1c8495cb8327d01db4007aabc1199d0c1acd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] ec949528b0679bcc9345000d2ad7b1ac41a43abb71bd4f245e5bf8c4e48f4793
[INFO] running `Command { std: "docker" "start" "-a" "ec949528b0679bcc9345000d2ad7b1ac41a43abb71bd4f245e5bf8c4e48f4793", kill_on_drop: false }`
[INFO] [stderr]    Compiling project_1234 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `id`, `name`, and `email` are never read
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub struct Customer {
[INFO] [stdout]    |                -------- fields in this struct
[INFO] [stdout] 57 |         id: u64,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 58 |         name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 59 |         email: String,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `customer` are never read
[INFO] [stdout]   --> src/lib.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub struct Order {
[INFO] [stdout]    |                ----- fields in this struct
[INFO] [stdout] 73 |         id: u64,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 74 |         product: Product,
[INFO] [stdout] 75 |         customer: Customer,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "ec949528b0679bcc9345000d2ad7b1ac41a43abb71bd4f245e5bf8c4e48f4793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec949528b0679bcc9345000d2ad7b1ac41a43abb71bd4f245e5bf8c4e48f4793", kill_on_drop: false }`
[INFO] [stdout] ec949528b0679bcc9345000d2ad7b1ac41a43abb71bd4f245e5bf8c4e48f4793
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 40ab92a11c5f1fba0df051102a0abdba80361b606139975aedf82f594bb78e73
[INFO] running `Command { std: "docker" "start" "-a" "40ab92a11c5f1fba0df051102a0abdba80361b606139975aedf82f594bb78e73", kill_on_drop: false }`
[INFO] [stderr]    Compiling project_1234 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `id`, `name`, and `email` are never read
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub struct Customer {
[INFO] [stdout]    |                -------- fields in this struct
[INFO] [stdout] 57 |         id: u64,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 58 |         name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 59 |         email: String,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `customer` are never read
[INFO] [stdout]   --> src/lib.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub struct Order {
[INFO] [stdout]    |                ----- fields in this struct
[INFO] [stdout] 73 |         id: u64,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 74 |         product: Product,
[INFO] [stdout] 75 |         customer: Customer,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `customer` are never read
[INFO] [stdout]   --> src/lib.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub struct Order {
[INFO] [stdout]    |                ----- fields in this struct
[INFO] [stdout] 73 |         id: u64,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 74 |         product: Product,
[INFO] [stdout] 75 |         customer: Customer,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `name`, and `email` are never read
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub struct Customer {
[INFO] [stdout]    |                -------- fields in this struct
[INFO] [stdout] 57 |         id: u64,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 58 |         name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 59 |         email: String,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "40ab92a11c5f1fba0df051102a0abdba80361b606139975aedf82f594bb78e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40ab92a11c5f1fba0df051102a0abdba80361b606139975aedf82f594bb78e73", kill_on_drop: false }`
[INFO] [stdout] 40ab92a11c5f1fba0df051102a0abdba80361b606139975aedf82f594bb78e73