[INFO] fetching crate printd 0.2.1...
[INFO] building printd-0.2.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate printd 0.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate printd 0.2.1
[INFO] finished tweaking crates.io crate printd 0.2.1
[INFO] tweaked toml for crates.io crate printd 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate printd 0.2.1 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] 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c452c102fbf809e9131e40d8ee97b3c99eb1546767049f27128c99d1e6b66d8c
[INFO] running `Command { std: "docker" "start" "-a" "c452c102fbf809e9131e40d8ee97b3c99eb1546767049f27128c99d1e6b66d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c452c102fbf809e9131e40d8ee97b3c99eb1546767049f27128c99d1e6b66d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c452c102fbf809e9131e40d8ee97b3c99eb1546767049f27128c99d1e6b66d8c", kill_on_drop: false }`
[INFO] [stdout] c452c102fbf809e9131e40d8ee97b3c99eb1546767049f27128c99d1e6b66d8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3dcbe368b9de9736d3f1559482fe34531967e88e5f4bb95d4780c7825151c308
[INFO] running `Command { std: "docker" "start" "-a" "3dcbe368b9de9736d3f1559482fe34531967e88e5f4bb95d4780c7825151c308", kill_on_drop: false }`
[INFO] [stderr]    Compiling printd v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "3dcbe368b9de9736d3f1559482fe34531967e88e5f4bb95d4780c7825151c308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dcbe368b9de9736d3f1559482fe34531967e88e5f4bb95d4780c7825151c308", kill_on_drop: false }`
[INFO] [stdout] 3dcbe368b9de9736d3f1559482fe34531967e88e5f4bb95d4780c7825151c308
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4240f0a30a7cd45792b435d4487f6d9f3ad571186e5b876e6f088b740aa02338
[INFO] running `Command { std: "docker" "start" "-a" "4240f0a30a7cd45792b435d4487f6d9f3ad571186e5b876e6f088b740aa02338", kill_on_drop: false }`
[INFO] [stderr]    Compiling printd v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `eggs` is never read
[INFO] [stdout]  --> tests/printd.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Bar {
[INFO] [stdout]   |        --- field in this struct
[INFO] [stdout] 6 |     eggs: Vec<usize>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Bar` 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "4240f0a30a7cd45792b435d4487f6d9f3ad571186e5b876e6f088b740aa02338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4240f0a30a7cd45792b435d4487f6d9f3ad571186e5b876e6f088b740aa02338", kill_on_drop: false }`
[INFO] [stdout] 4240f0a30a7cd45792b435d4487f6d9f3ad571186e5b876e6f088b740aa02338