[INFO] crate destruct-lib 0.1.2 is already in cache
[INFO] checking destruct-lib-0.1.2 against try#e6563ac70cbfd3196492061900e9e9793e065e4d for pr-69410
[INFO] extracting crate destruct-lib 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate destruct-lib 0.1.2 on toolchain e6563ac70cbfd3196492061900e9e9793e065e4d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e6563ac70cbfd3196492061900e9e9793e065e4d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate destruct-lib 0.1.2
[INFO] finished tweaking crates.io crate destruct-lib 0.1.2
[INFO] tweaked toml for crates.io crate destruct-lib 0.1.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e6563ac70cbfd3196492061900e9e9793e065e4d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e6563ac70cbfd3196492061900e9e9793e065e4d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e6563ac70cbfd3196492061900e9e9793e065e4d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a889c80be60bda1347a82606799f06e020a792670b4cf6731be04779efcbb2e7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "a889c80be60bda1347a82606799f06e020a792670b4cf6731be04779efcbb2e7"`
[INFO] [stderr]    Compiling destruct-derive v0.1.2
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]     Checking destruct-lib v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: struct is never constructed: `AA`
[INFO] [stderr]    --> src/lib.rs:177:12
[INFO] [stderr]     |
[INFO] [stderr] 177 |     struct AA();
[INFO] [stderr]     |            ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.19s
[INFO] running `"docker" "inspect" "a889c80be60bda1347a82606799f06e020a792670b4cf6731be04779efcbb2e7"`
[INFO] running `"docker" "rm" "-f" "a889c80be60bda1347a82606799f06e020a792670b4cf6731be04779efcbb2e7"`
[INFO] [stdout] a889c80be60bda1347a82606799f06e020a792670b4cf6731be04779efcbb2e7