[INFO] fetching crate dyplugin 0.2.0...
[INFO] extracting crate dyplugin 0.2.0 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/dyplugin/0.2.0
[INFO] extracting crate dyplugin 0.2.0 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/dyplugin/0.2.0
[INFO] validating manifest of dyplugin-0.2.0 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dyplugin-0.2.0 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dyplugin-0.2.0
[INFO] finished frobbing dyplugin-0.2.0
[INFO] frobbed toml for dyplugin-0.2.0 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/dyplugin/0.2.0/Cargo.toml
[INFO] started frobbing dyplugin-0.2.0
[INFO] finished frobbing dyplugin-0.2.0
[INFO] frobbed toml for dyplugin-0.2.0 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/dyplugin/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking dyplugin-0.2.0 against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/dyplugin/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7d6f06eaae37a6d76a4234d23ec4dff428442294af82269215a3afe418328da8
[INFO] running `"docker" "start" "-a" "7d6f06eaae37a6d76a4234d23ec4dff428442294af82269215a3afe418328da8"`
[INFO] [stderr]     Checking dyplugin v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `load`
[INFO] [stderr]   --> src/lib.rs:49:4
[INFO] [stderr]    |
[INFO] [stderr] 49 |               pub fn load<'a>(&mut self, lib: &str) -> ::std::io::Result<()> {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 96 |           plugin_registry!(
[INFO] [stderr]    |  _________-
[INFO] [stderr] 97 | |             fn is_empty(x: &str) -> bool;
[INFO] [stderr] 98 | |         );
[INFO] [stderr]    | |__________- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `unload`
[INFO] [stderr]   --> src/lib.rs:65:4
[INFO] [stderr]    |
[INFO] [stderr] 65 |               pub fn unload(&mut self, name: &str) {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 96 |           plugin_registry!(
[INFO] [stderr]    |  _________-
[INFO] [stderr] 97 | |             fn is_empty(x: &str) -> bool;
[INFO] [stderr] 98 | |         );
[INFO] [stderr]    | |__________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "7d6f06eaae37a6d76a4234d23ec4dff428442294af82269215a3afe418328da8"`
[INFO] running `"docker" "rm" "-f" "7d6f06eaae37a6d76a4234d23ec4dff428442294af82269215a3afe418328da8"`
[INFO] [stdout] 7d6f06eaae37a6d76a4234d23ec4dff428442294af82269215a3afe418328da8