[INFO] fetching crate loco-gen 0.16.4...
[INFO] checking loco-gen-0.16.4 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-150727
[INFO] extracting crate loco-gen 0.16.4 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate loco-gen 0.16.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate loco-gen 0.16.4
[INFO] tweaked toml for crates.io crate loco-gen 0.16.4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate loco-gen 0.16.4 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate loco-gen 0.16.4 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tree-fs v0.3.1
[INFO] [stderr]   Downloaded rrgen v0.5.6
[INFO] [stderr]   Downloaded shared_thread v0.2.0
[INFO] [stderr]   Downloaded serde_regex v1.1.0
[INFO] [stderr]   Downloaded cruet v0.13.3
[INFO] [stderr]   Downloaded duct v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36a49f13d931c9f7fbb873dab1a8a41159dd8e9d016fe9f57b8266b0af44a5f5
[INFO] running `Command { std: "docker" "start" "-a" "36a49f13d931c9f7fbb873dab1a8a41159dd8e9d016fe9f57b8266b0af44a5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36a49f13d931c9f7fbb873dab1a8a41159dd8e9d016fe9f57b8266b0af44a5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36a49f13d931c9f7fbb873dab1a8a41159dd8e9d016fe9f57b8266b0af44a5f5", kill_on_drop: false }`
[INFO] [stdout] 36a49f13d931c9f7fbb873dab1a8a41159dd8e9d016fe9f57b8266b0af44a5f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ebd3991aea8437af9120f0d0155f599919dd2e58ceb3aaff8178c76dca9b55d
[INFO] running `Command { std: "docker" "start" "-a" "5ebd3991aea8437af9120f0d0155f599919dd2e58ceb3aaff8178c76dca9b55d", kill_on_drop: false }`
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[INFO] [stderr]     Checking loco-gen v0.16.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `MIGRATION_SRC_LIB` is never used
[INFO] [stdout]  --> tests/templates/utils.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const MIGRATION_SRC_LIB: &str = r"
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `guess_file_by_time` is never used
[INFO] [stdout]   --> tests/templates/utils.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn guess_file_by_time(path: &Path, file_format: &str, max_attempts: u32) -> Option<PathBuf> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.49s
[INFO] running `Command { std: "docker" "inspect" "5ebd3991aea8437af9120f0d0155f599919dd2e58ceb3aaff8178c76dca9b55d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ebd3991aea8437af9120f0d0155f599919dd2e58ceb3aaff8178c76dca9b55d", kill_on_drop: false }`
[INFO] [stdout] 5ebd3991aea8437af9120f0d0155f599919dd2e58ceb3aaff8178c76dca9b55d