[INFO] updating cached repository https://github.com/Metaswitch/floki
[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] 82edf8da962578cd6839e946052cff84e8148075
[INFO] checking Metaswitch/floki against try#8a5e87609850cdd8679aada01eb0f3062f254ca8 for pr-71140
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMetaswitch%2Ffloki" "/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/Metaswitch/floki on toolchain 8a5e87609850cdd8679aada01eb0f3062f254ca8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Metaswitch/floki
[INFO] finished tweaking git repo https://github.com/Metaswitch/floki
[INFO] tweaked toml for git repo https://github.com/Metaswitch/floki written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Metaswitch/floki already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "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" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "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] e43659047d4f0794e8c6da7d0801f8a3ad1067385c62600e1d9dbf4b2117ff12
[INFO] running `"docker" "start" "-a" "e43659047d4f0794e8c6da7d0801f8a3ad1067385c62600e1d9dbf4b2117ff12"`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking backtrace-sys v0.1.35
[INFO] [stderr]     Checking serde_yaml v0.7.5
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]     Checking ignore v0.4.14
[INFO] [stderr]     Checking globwalk v0.3.1
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking clap-verbosity-flag v0.2.0
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking quicli v0.4.0
[INFO] [stderr]     Checking floki v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.32s
[INFO] running `"docker" "inspect" "e43659047d4f0794e8c6da7d0801f8a3ad1067385c62600e1d9dbf4b2117ff12"`
[INFO] running `"docker" "rm" "-f" "e43659047d4f0794e8c6da7d0801f8a3ad1067385c62600e1d9dbf4b2117ff12"`
[INFO] [stdout] e43659047d4f0794e8c6da7d0801f8a3ad1067385c62600e1d9dbf4b2117ff12