[INFO] updating cached repository https://github.com/khanny17/trace
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] facc718823db015e4075b59aaf1dbb2576ffef03
[INFO] checking khanny17/trace against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhanny17%2Ftrace" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/khanny17/trace 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/khanny17/trace
[INFO] finished tweaking git repo https://github.com/khanny17/trace
[INFO] tweaked toml for git repo https://github.com/khanny17/trace written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/khanny17/trace already has a lockfile, it will not be regenerated
[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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] f0378832b45c543a5a1ca09878ba0e8230f7a670e0d27f9b50eb6ba0c56f99e0
[INFO] running `"docker" "start" "-a" "f0378832b45c543a5a1ca09878ba0e8230f7a670e0d27f9b50eb6ba0c56f99e0"`
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking serde_json v1.0.13
[INFO] [stderr]     Checking serde_yaml v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.37
[INFO] [stderr]     Checking grep v0.1.8
[INFO] [stderr]     Checking trace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/main.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | /     lazy_static! {
[INFO] [stderr] 37 | |         static ref RE: Regex = Regex::new(r"^(\./|/)target|/\..*")
[INFO] [stderr] 38 | |             .expect("Unable to parse regex");
[INFO] [stderr] 39 | |     }
[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/main.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | /     lazy_static! {
[INFO] [stderr] 37 | |         static ref RE: Regex = Regex::new(r"^(\./|/)target|/\..*")
[INFO] [stderr] 38 | |             .expect("Unable to parse regex");
[INFO] [stderr] 39 | |     }
[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 12.19s
[INFO] running `"docker" "inspect" "f0378832b45c543a5a1ca09878ba0e8230f7a670e0d27f9b50eb6ba0c56f99e0"`
[INFO] running `"docker" "rm" "-f" "f0378832b45c543a5a1ca09878ba0e8230f7a670e0d27f9b50eb6ba0c56f99e0"`
[INFO] [stdout] f0378832b45c543a5a1ca09878ba0e8230f7a670e0d27f9b50eb6ba0c56f99e0