[INFO] cloning repository https://github.com/shadowmint/rust-pup-worker
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shadowmint/rust-pup-worker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshadowmint%2Frust-pup-worker"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshadowmint%2Frust-pup-worker'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 985e833d5f9c3acc9fa7cda565daa599751a8bfd
[INFO] checking shadowmint/rust-pup-worker against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshadowmint%2Frust-pup-worker" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shadowmint/rust-pup-worker on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/shadowmint/rust-pup-worker
[INFO] finished tweaking git repo https://github.com/shadowmint/rust-pup-worker
[INFO] tweaked toml for git repo https://github.com/shadowmint/rust-pup-worker written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/shadowmint/rust-pup-worker already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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-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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] a1a1e26635c1d4db4946ec8e1150cc1a30e3b460beaed47ca8e83e3f0d29dec6
[INFO] running `"docker" "start" "-a" "a1a1e26635c1d4db4946ec8e1150cc1a30e3b460beaed47ca8e83e3f0d29dec6"`
[INFO] [stderr]     Checking dunce v0.1.1
[INFO] [stderr]     Checking regex v1.0.0
[INFO] [stderr]     Checking serde_yaml v0.7.4
[INFO] [stderr]    Compiling serde_derive v1.0.66
[INFO] [stderr]     Checking handlebars v1.0.0-beta.2
[INFO] [stderr]     Checking base-logging v0.1.0 (https://github.com/shadowmint/rust-base-logging#dc307bf8)
[INFO] [stderr]     Checking pup-worker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/logger.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 |   /// The global logging configuration instance
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 17 | / lazy_static! {
[INFO] [stderr] 18 | |     static ref CONFIG: Mutex<LogConfig> = Mutex::new(LogConfig {
[INFO] [stderr] 19 | |         level: Level::Info,
[INFO] [stderr] 20 | |         prefix: "pup-worker".to_string(),
[INFO] [stderr] 21 | |         factory: None
[INFO] [stderr] 22 | |     });
[INFO] [stderr] 23 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/logger.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 |   /// The global logging configuration instance
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 17 | / lazy_static! {
[INFO] [stderr] 18 | |     static ref CONFIG: Mutex<LogConfig> = Mutex::new(LogConfig {
[INFO] [stderr] 19 | |         level: Level::Info,
[INFO] [stderr] 20 | |         prefix: "pup-worker".to_string(),
[INFO] [stderr] 21 | |         factory: None
[INFO] [stderr] 22 | |     });
[INFO] [stderr] 23 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/logger.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | / lazy_static! {
[INFO] [stderr] 18 | |     static ref CONFIG: Mutex<LogConfig> = Mutex::new(LogConfig {
[INFO] [stderr] 19 | |         level: Level::Info,
[INFO] [stderr] 20 | |         prefix: "pup-worker".to_string(),
[INFO] [stderr] 21 | |         factory: None
[INFO] [stderr] 22 | |     });
[INFO] [stderr] 23 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/logger.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | / lazy_static! {
[INFO] [stderr] 18 | |     static ref CONFIG: Mutex<LogConfig> = Mutex::new(LogConfig {
[INFO] [stderr] 19 | |         level: Level::Info,
[INFO] [stderr] 20 | |         prefix: "pup-worker".to_string(),
[INFO] [stderr] 21 | |         factory: None
[INFO] [stderr] 22 | |     });
[INFO] [stderr] 23 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.54s
[INFO] running `"docker" "inspect" "a1a1e26635c1d4db4946ec8e1150cc1a30e3b460beaed47ca8e83e3f0d29dec6"`
[INFO] running `"docker" "rm" "-f" "a1a1e26635c1d4db4946ec8e1150cc1a30e3b460beaed47ca8e83e3f0d29dec6"`
[INFO] [stdout] a1a1e26635c1d4db4946ec8e1150cc1a30e3b460beaed47ca8e83e3f0d29dec6