[INFO] updating cached repository https://github.com/niquola/uberlog
[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] 0b50095b53e81e0d838ab126303b48e53cdcfdca
[INFO] checking niquola/uberlog against master#446e5e57b667c841ba3ebb4b41b44fb98bd3af4b for pr-65294
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniquola%2Fuberlog" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/niquola/uberlog on toolchain 446e5e57b667c841ba3ebb4b41b44fb98bd3af4b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/niquola/uberlog
[INFO] finished tweaking git repo https://github.com/niquola/uberlog
[INFO] tweaked toml for git repo https://github.com/niquola/uberlog written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/niquola/uberlog already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "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] 0f121213bf57c09711b8781a7681438d050a017d219299c8ee2a1b59da647adb
[INFO] running `"docker" "start" "-a" "0f121213bf57c09711b8781a7681438d050a017d219299c8ee2a1b59da647adb"`
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]     Checking unicode-normalization v0.1.5
[INFO] [stderr]     Checking fallible-iterator v0.1.4
[INFO] [stderr]     Checking md5 v0.3.7
[INFO] [stderr]     Checking streaming-iterator v0.1.4
[INFO] [stderr]     Checking json v0.11.13
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling libz-sys v1.0.18
[INFO] [stderr]    Compiling openssl-sys v0.7.17
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]    Compiling curl-sys v0.1.35
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking generic-array v0.8.3
[INFO] [stderr]     Checking serde_json v1.0.26
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]     Checking crypto-mac v0.4.0
[INFO] [stderr]     Checking block-buffer v0.2.0
[INFO] [stderr]     Checking hmac v0.4.2
[INFO] [stderr]     Checking sha2 v0.6.0
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking postgres-protocol v0.3.1
[INFO] [stderr]     Checking flate2 v1.0.2
[INFO] [stderr]     Checking postgres-shared v0.4.0
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking postgres v0.15.1
[INFO] [stderr]     Checking postgres-binary-copy v0.5.0
[INFO] [stderr]     Checking curl v0.2.19
[INFO] [stderr]     Checking pgrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 00s
[INFO] running `"docker" "inspect" "0f121213bf57c09711b8781a7681438d050a017d219299c8ee2a1b59da647adb"`
[INFO] running `"docker" "rm" "-f" "0f121213bf57c09711b8781a7681438d050a017d219299c8ee2a1b59da647adb"`
[INFO] [stdout] 0f121213bf57c09711b8781a7681438d050a017d219299c8ee2a1b59da647adb