[INFO] fetching crate arraygen 0.1.12...
[INFO] checking arraygen-0.1.12 against master#6250d56355d72264ece721e8d0dc95b16a6824b1 for pr-68350
[INFO] extracting crate arraygen 0.1.12 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate arraygen 0.1.12 on toolchain 6250d56355d72264ece721e8d0dc95b16a6824b1
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate arraygen 0.1.12
[INFO] finished tweaking crates.io crate arraygen 0.1.12
[INFO] tweaked toml for crates.io crate arraygen 0.1.12 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 099705f20b1fb077a727aa60e66ef1f9f2fee63341522faad99845bc385fa009
[INFO] running `"docker" "start" "-a" "099705f20b1fb077a727aa60e66ef1f9f2fee63341522faad99845bc385fa009"`
[INFO] [stderr]    Compiling compiletest_rs v0.4.0
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]    Compiling rustversion v1.0.1
[INFO] [stderr]    Compiling syn-mid v0.4.0
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking rustfix v0.4.6
[INFO] [stderr]     Checking tester v0.7.0
[INFO] [stderr]    Compiling proc-macro-error v0.4.5
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.5
[INFO] [stderr]     Checking arraygen v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr] warning: Method 'foo' returns an empty array.
[INFO] [stderr]    --> tests/arraygen.rs:133:24
[INFO] [stderr]     |
[INFO] [stderr] 133 |         #[gen_array(fn foo: i32)]
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.92s
[INFO] running `"docker" "inspect" "099705f20b1fb077a727aa60e66ef1f9f2fee63341522faad99845bc385fa009"`
[INFO] running `"docker" "rm" "-f" "099705f20b1fb077a727aa60e66ef1f9f2fee63341522faad99845bc385fa009"`
[INFO] [stdout] 099705f20b1fb077a727aa60e66ef1f9f2fee63341522faad99845bc385fa009