[INFO] cloning repository https://github.com/Dalek-Sec/rust-visualhash
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dalek-Sec/rust-visualhash" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDalek-Sec%2Frust-visualhash"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDalek-Sec%2Frust-visualhash'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 34b033e0217c30c949100f65442f27e9320f0ec9
[INFO] checking Dalek-Sec/rust-visualhash against master#914adf04af1c1a984707f778da3d04590c03d144 for pr-72331
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDalek-Sec%2Frust-visualhash" "/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/Dalek-Sec/rust-visualhash on toolchain 914adf04af1c1a984707f778da3d04590c03d144
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Dalek-Sec/rust-visualhash
[INFO] finished tweaking git repo https://github.com/Dalek-Sec/rust-visualhash
[INFO] tweaked toml for git repo https://github.com/Dalek-Sec/rust-visualhash written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Dalek-Sec/rust-visualhash already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+914adf04af1c1a984707f778da3d04590c03d144" "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] 67dd2d6783178676b12cd7146edf4839afa4adfe283054d309791a35865867f1
[INFO] running `"docker" "start" "-a" "67dd2d6783178676b12cd7146edf4839afa4adfe283054d309791a35865867f1"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking crossbeam v0.5.0
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking rust-argon2 v0.4.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking jpeg-decoder v0.1.19
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.21.3
[INFO] [stderr]     Checking visualhash v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.50s
[INFO] running `"docker" "inspect" "67dd2d6783178676b12cd7146edf4839afa4adfe283054d309791a35865867f1"`
[INFO] running `"docker" "rm" "-f" "67dd2d6783178676b12cd7146edf4839afa4adfe283054d309791a35865867f1"`
[INFO] [stdout] 67dd2d6783178676b12cd7146edf4839afa4adfe283054d309791a35865867f1