[INFO] cloning repository https://github.com/JoshMarron/lightswitch
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JoshMarron/lightswitch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoshMarron%2Flightswitch"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoshMarron%2Flightswitch'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dca82c8e6f599548ea689348874f34561693c350
[INFO] checking JoshMarron/lightswitch against try#71b81291baafb8a58836272757b28817fe1d8190 for pr-73102
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoshMarron%2Flightswitch" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JoshMarron/lightswitch on toolchain 71b81291baafb8a58836272757b28817fe1d8190
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/JoshMarron/lightswitch
[INFO] finished tweaking git repo https://github.com/JoshMarron/lightswitch
[INFO] tweaked toml for git repo https://github.com/JoshMarron/lightswitch written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/JoshMarron/lightswitch already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+71b81291baafb8a58836272757b28817fe1d8190" "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] f0386ee3a57053016cf5eda4e75f9e94e342bc9684946cc2cb6b703ed6b4a8a2
[INFO] running `"docker" "start" "-a" "f0386ee3a57053016cf5eda4e75f9e94e342bc9684946cc2cb6b703ed6b4a8a2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking chunked_transfer v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking filetime v0.2.10
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking gzip-header v0.3.0
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking tiny_http v0.6.2
[INFO] [stderr]     Checking multipart v0.15.4
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]     Checking rouille v3.0.0
[INFO] [stderr]     Checking lightswitch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.87s
[INFO] running `"docker" "inspect" "f0386ee3a57053016cf5eda4e75f9e94e342bc9684946cc2cb6b703ed6b4a8a2"`
[INFO] running `"docker" "rm" "-f" "f0386ee3a57053016cf5eda4e75f9e94e342bc9684946cc2cb6b703ed6b4a8a2"`
[INFO] [stdout] f0386ee3a57053016cf5eda4e75f9e94e342bc9684946cc2cb6b703ed6b4a8a2