[INFO] cloning repository https://github.com/ivmazurenko/duplicate-finder
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ivmazurenko/duplicate-finder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivmazurenko%2Fduplicate-finder"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivmazurenko%2Fduplicate-finder'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bf592101cb791b8b391526fcc077f350ccff3c8e
[INFO] checking ivmazurenko/duplicate-finder against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivmazurenko%2Fduplicate-finder" "/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/ivmazurenko/duplicate-finder 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/ivmazurenko/duplicate-finder
[INFO] finished tweaking git repo https://github.com/ivmazurenko/duplicate-finder
[INFO] tweaked toml for git repo https://github.com/ivmazurenko/duplicate-finder written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/ivmazurenko/duplicate-finder 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] 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] dbc2f94fbe1cfa367dba5fc96484efb080e156c78dbf7ea59f0600bea7fddb7a
[INFO] running `"docker" "start" "-a" "dbc2f94fbe1cfa367dba5fc96484efb080e156c78dbf7ea59f0600bea7fddb7a"`
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling test-case v0.3.3
[INFO] [stderr]     Checking rayon-core v1.6.0
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]     Checking duplicate-finder v0.0.23 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.76s
[INFO] running `"docker" "inspect" "dbc2f94fbe1cfa367dba5fc96484efb080e156c78dbf7ea59f0600bea7fddb7a"`
[INFO] running `"docker" "rm" "-f" "dbc2f94fbe1cfa367dba5fc96484efb080e156c78dbf7ea59f0600bea7fddb7a"`
[INFO] [stdout] dbc2f94fbe1cfa367dba5fc96484efb080e156c78dbf7ea59f0600bea7fddb7a