[INFO] updating cached repository https://github.com/mikeknep/rslb
[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] f3a82915179356719ef5ea88b9a1c197ba971b23
[INFO] checking mikeknep/rslb against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66852
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikeknep%2Frslb" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mikeknep/rslb on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mikeknep/rslb
[INFO] finished tweaking git repo https://github.com/mikeknep/rslb
[INFO] tweaked toml for git repo https://github.com/mikeknep/rslb written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/mikeknep/rslb already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "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] 1281df6283a9a39ce2b7403915df73e8b99e5aa367f32ed53e68a16e7e13948e
[INFO] running `"docker" "start" "-a" "1281df6283a9a39ce2b7403915df73e8b99e5aa367f32ed53e68a16e7e13948e"`
[INFO] [stderr]     Checking rslb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/strategies/mod.rs:12:28
[INFO] [stderr]    |
[INFO] [stderr] 12 | type Strategy<'a, T> = Box<FnMut() -> T + 'a>;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> T + 'a`
[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/strategies/mod.rs:12:28
[INFO] [stderr]    |
[INFO] [stderr] 12 | type Strategy<'a, T> = Box<FnMut() -> T + 'a>;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> T + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `"docker" "inspect" "1281df6283a9a39ce2b7403915df73e8b99e5aa367f32ed53e68a16e7e13948e"`
[INFO] running `"docker" "rm" "-f" "1281df6283a9a39ce2b7403915df73e8b99e5aa367f32ed53e68a16e7e13948e"`
[INFO] [stdout] 1281df6283a9a39ce2b7403915df73e8b99e5aa367f32ed53e68a16e7e13948e