[INFO] updating cached repository https://github.com/passcod/certainly
[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] cf62c5d6827e4a6834d08c3a7ee8688fe354c08a
[INFO] checking passcod/certainly against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpasscod%2Fcertainly" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/passcod/certainly 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/passcod/certainly
[INFO] finished tweaking git repo https://github.com/passcod/certainly
[INFO] tweaked toml for git repo https://github.com/passcod/certainly written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/passcod/certainly 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 9dbc92c74b27d7391a80a926fb42c2b75d43a93c7da9d67ad2ad4fce32ff4152
[INFO] running `"docker" "start" "-a" "9dbc92c74b27d7391a80a926fb42c2b75d43a93c7da9d67ad2ad4fce32ff4152"`
[INFO] [stderr]     Checking untrusted v0.7.0
[INFO] [stderr]    Compiling num-bigint-dig v0.4.0
[INFO] [stderr]     Checking subtle v2.1.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]     Checking arrayvec v0.4.11
[INFO] [stderr]     Checking gethostname v0.2.0
[INFO] [stderr]    Compiling lexical-core v0.4.5
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling zeroize_derive v0.1.0
[INFO] [stderr]     Checking zeroize v0.6.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking num-iter v0.1.39
[INFO] [stderr]     Checking pem v0.6.1
[INFO] [stderr]     Checking nom v5.0.1
[INFO] [stderr]     Checking webpki v0.21.0
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking yasna v0.3.1
[INFO] [stderr]     Checking webpki-roots v0.17.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking rsa v0.1.3
[INFO] [stderr]     Checking rusticata-macros v2.0.3
[INFO] [stderr]     Checking der-parser v3.0.2
[INFO] [stderr]     Checking x509-parser v0.6.0
[INFO] [stderr]     Checking rustls-connector v0.8.0
[INFO] [stderr]     Checking rcgen v0.7.0
[INFO] [stderr]     Checking certainly v1.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.66s
[INFO] running `"docker" "inspect" "9dbc92c74b27d7391a80a926fb42c2b75d43a93c7da9d67ad2ad4fce32ff4152"`
[INFO] running `"docker" "rm" "-f" "9dbc92c74b27d7391a80a926fb42c2b75d43a93c7da9d67ad2ad4fce32ff4152"`
[INFO] [stdout] 9dbc92c74b27d7391a80a926fb42c2b75d43a93c7da9d67ad2ad4fce32ff4152