[INFO] crate garbage 0.2.0 is already in cache
[INFO] checking garbage-0.2.0 against try#1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0 for pr-69530
[INFO] extracting crate garbage 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate garbage 0.2.0 on toolchain 1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate garbage 0.2.0
[INFO] finished tweaking crates.io crate garbage 0.2.0
[INFO] tweaked toml for crates.io crate garbage 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate garbage 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 571c6727570f38c1e17d01e04c62e8b107a16fd32034884a367af375d368be89
[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" "571c6727570f38c1e17d01e04c62e8b107a16fd32034884a367af375d368be89"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking structopt v0.3.11
[INFO] [stderr]     Checking libmount v0.1.15
[INFO] [stderr]     Checking garbage v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `link_info`
[INFO] [stderr]    --> src/ops/put.rs:156:13
[INFO] [stderr]     |
[INFO] [stderr] 156 |         let link_info = target.read_link().ok();
[INFO] [stderr]     |             ^^^^^^^^^ help: consider prefixing with an underscore: `_link_info`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `link_info`
[INFO] [stderr]    --> src/ops/put.rs:156:13
[INFO] [stderr]     |
[INFO] [stderr] 156 |         let link_info = target.read_link().ok();
[INFO] [stderr]     |             ^^^^^^^^^ help: consider prefixing with an underscore: `_link_info`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `MissingRecursiveOption`
[INFO] [stderr]   --> src/ops/put.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     MissingRecursiveOption(PathBuf),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `MissingRecursiveOption`
[INFO] [stderr]   --> src/ops/put.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     MissingRecursiveOption(PathBuf),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.06s
[INFO] running `"docker" "inspect" "571c6727570f38c1e17d01e04c62e8b107a16fd32034884a367af375d368be89"`
[INFO] running `"docker" "rm" "-f" "571c6727570f38c1e17d01e04c62e8b107a16fd32034884a367af375d368be89"`
[INFO] [stdout] 571c6727570f38c1e17d01e04c62e8b107a16fd32034884a367af375d368be89