[INFO] fetching crate tail-reader 3.0.0...
[INFO] checking tail-reader-3.0.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate tail-reader 3.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate tail-reader 3.0.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tail-reader 3.0.0
[INFO] finished tweaking crates.io crate tail-reader 3.0.0
[INFO] tweaked toml for crates.io crate tail-reader 3.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 4565dfc1633f6a463b4f5d928a6ec4a5aeb04e2d5e337fb99b050197c2550aca
[INFO] running `"docker" "start" "-a" "4565dfc1633f6a463b4f5d928a6ec4a5aeb04e2d5e337fb99b050197c2550aca"`
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking pretty_env_logger v0.2.5
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]     Checking tail-reader v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tail_reader.rs:42:41
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn tail(self) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tail_reader.rs:42:41
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn tail(self) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `tail_info_map` should have an upper case name
[INFO] [stderr]    --> src/tail_reader.rs:100:20
[INFO] [stderr]     |
[INFO] [stderr] 100 |         static ref tail_info_map: Arc<CHashMap<PathBuf,TailInfo>> = Arc::new(CHashMap::new());
[INFO] [stderr]     |                    ^^^^^^^^^^^^^ help: convert the identifier to upper case: `TAIL_INFO_MAP`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `tail_info_map` should have an upper case name
[INFO] [stderr]    --> src/tail_reader.rs:100:20
[INFO] [stderr]     |
[INFO] [stderr] 100 |         static ref tail_info_map: Arc<CHashMap<PathBuf,TailInfo>> = Arc::new(CHashMap::new());
[INFO] [stderr]     |                    ^^^^^^^^^^^^^ help: convert the identifier to upper case: `TAIL_INFO_MAP`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.31s
[INFO] running `"docker" "inspect" "4565dfc1633f6a463b4f5d928a6ec4a5aeb04e2d5e337fb99b050197c2550aca"`
[INFO] running `"docker" "rm" "-f" "4565dfc1633f6a463b4f5d928a6ec4a5aeb04e2d5e337fb99b050197c2550aca"`
[INFO] [stdout] 4565dfc1633f6a463b4f5d928a6ec4a5aeb04e2d5e337fb99b050197c2550aca