[INFO] crate metadata-backup 0.1.0 is already in cache
[INFO] checking metadata-backup-0.1.0 against master#3dbade652ed8ebac70f903e01f51cd92c4e4302c for pr-69880
[INFO] extracting crate metadata-backup 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate metadata-backup 0.1.0 on toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate metadata-backup 0.1.0
[INFO] finished tweaking crates.io crate metadata-backup 0.1.0
[INFO] tweaked toml for crates.io crate metadata-backup 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate metadata-backup 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "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" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "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] 85b8da9fe4db1a55e905754d5fe80c994d920159e94cfb193344d0c628b8a8ca
[INFO] running `"docker" "start" "-a" "85b8da9fe4db1a55e905754d5fe80c994d920159e94cfb193344d0c628b8a8ca"`
[INFO] [stderr]    Compiling syn v1.0.9
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking strmode v1.0.0
[INFO] [stderr]     Checking memchr v2.2.1
[INFO] [stderr]     Checking bzip2-sys v0.1.7
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking crossbeam-queue v0.2.0
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]    Compiling proptest-derive v0.1.2
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking rayon-core v1.6.1
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking zip v0.5.3
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking proptest v0.9.4
[INFO] [stderr]     Checking rayon v1.2.1
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]     Checking structopt v0.3.5
[INFO] [stderr]     Checking serde v1.0.103
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking metadata-backup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant is never constructed: `File`
[INFO] [stderr]    --> tests/test_backup.rs:250:5
[INFO] [stderr]     |
[INFO] [stderr] 250 |     File((PathBuf, Vec<u8>)),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Directory`
[INFO] [stderr]    --> tests/test_backup.rs:251:5
[INFO] [stderr]     |
[INFO] [stderr] 251 |     Directory(PathBuf),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.28s
[INFO] running `"docker" "inspect" "85b8da9fe4db1a55e905754d5fe80c994d920159e94cfb193344d0c628b8a8ca"`
[INFO] running `"docker" "rm" "-f" "85b8da9fe4db1a55e905754d5fe80c994d920159e94cfb193344d0c628b8a8ca"`
[INFO] [stdout] 85b8da9fe4db1a55e905754d5fe80c994d920159e94cfb193344d0c628b8a8ca