[INFO] updating cached repository https://github.com/stephenc/dns-watch
[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] 497c9331ae6c018615052e84b37102032a43d96f
[INFO] checking stephenc/dns-watch against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstephenc%2Fdns-watch" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stephenc/dns-watch on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/stephenc/dns-watch
[INFO] finished tweaking git repo https://github.com/stephenc/dns-watch
[INFO] tweaked toml for git repo https://github.com/stephenc/dns-watch written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/stephenc/dns-watch already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9abd3e2a635738bdf9b4892429ded1e2de0450364862a03c9f63d87d765a8bd3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "9abd3e2a635738bdf9b4892429ded1e2de0450364862a03c9f63d87d765a8bd3"`
[INFO] [stderr]     Checking meval v0.1.0
[INFO] [stderr]     Checking backtrace-sys v0.1.28
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]     Checking backtrace v0.3.15
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.14
[INFO] [stderr]     Checking domain-core v0.4.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking handlebars v1.1.0
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.19
[INFO] [stderr]     Checking domain-resolv v0.4.0
[INFO] [stderr]     Checking domain v0.4.0
[INFO] [stderr]     Checking dns-watch v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:412:15
[INFO] [stderr]     |
[INFO] [stderr] 412 |     out: &mut Output,
[INFO] [stderr]     |               ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:437:15
[INFO] [stderr]     |
[INFO] [stderr] 437 |     out: &mut Output,
[INFO] [stderr]     |               ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:473:15
[INFO] [stderr]     |
[INFO] [stderr] 473 |     out: &mut Output,
[INFO] [stderr]     |               ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:506:15
[INFO] [stderr]     |
[INFO] [stderr] 506 |     out: &mut Output,
[INFO] [stderr]     |               ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:412:15
[INFO] [stderr]     |
[INFO] [stderr] 412 |     out: &mut Output,
[INFO] [stderr]     |               ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:437:15
[INFO] [stderr]     |
[INFO] [stderr] 437 |     out: &mut Output,
[INFO] [stderr]     |               ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:473:15
[INFO] [stderr]     |
[INFO] [stderr] 473 |     out: &mut Output,
[INFO] [stderr]     |               ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:506:15
[INFO] [stderr]     |
[INFO] [stderr] 506 |     out: &mut Output,
[INFO] [stderr]     |               ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.60s
[INFO] running `"docker" "inspect" "9abd3e2a635738bdf9b4892429ded1e2de0450364862a03c9f63d87d765a8bd3"`
[INFO] running `"docker" "rm" "-f" "9abd3e2a635738bdf9b4892429ded1e2de0450364862a03c9f63d87d765a8bd3"`
[INFO] [stdout] 9abd3e2a635738bdf9b4892429ded1e2de0450364862a03c9f63d87d765a8bd3