[INFO] updating cached repository https://github.com/mozilla/janus-plugin-sfu
[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] [stderr] From https://github.com/mozilla/janus-plugin-sfu
[INFO] [stderr]  * [new branch]      feature/faster-publisher-lookup -> feature/faster-publisher-lookup
[INFO] [stderr]  * [new branch]      feature/faster-publisher-lookup-v2 -> feature/faster-publisher-lookup-v2
[INFO] [stderr]  * [new branch]      feature/multi-message-threading -> feature/multi-message-threading
[INFO] [stderr]  * [new branch]      feature/user-room-m2m -> feature/user-room-m2m
[INFO] [stderr]    14a3346..63d3401  master                -> master
[INFO] [stderr]  * [new branch]      switchboard-fixes     -> switchboard-fixes
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 63d34011bc5ebf15b8e698eecc0fe890657cee31
[INFO] checking mozilla/janus-plugin-sfu against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozilla%2Fjanus-plugin-sfu" "/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/mozilla/janus-plugin-sfu on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mozilla/janus-plugin-sfu
[INFO] finished tweaking git repo https://github.com/mozilla/janus-plugin-sfu
[INFO] tweaked toml for git repo https://github.com/mozilla/janus-plugin-sfu written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/mozilla/janus-plugin-sfu already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "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] 601ed797712e4ad520952acbf61cbd5a0594b4c545b3004dbd7266eb53dff247
[INFO] running `"docker" "start" "-a" "601ed797712e4ad520952acbf61cbd5a0594b4c545b3004dbd7266eb53dff247"`
[INFO] [stderr]    Compiling jansson-sys v0.1.0 (https://github.com/mozilla/janus-plugin-rs#d3fba606)
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]     Checking glib-sys v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking janus-plugin-sys v0.7.0 (https://github.com/mozilla/janus-plugin-rs#d3fba606)
[INFO] [stderr]     Checking serde v1.0.105
[INFO] [stderr]     Checking serde_json v1.0.50
[INFO] [stderr]     Checking multimap v0.8.1
[INFO] [stderr]     Checking janus-plugin v0.12.0 (https://github.com/mozilla/janus-plugin-rs#d3fba606)
[INFO] [stderr]     Checking jsonwebtoken v6.0.1
[INFO] [stderr]     Checking janus-plugin-sfu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.46s
[INFO] running `"docker" "inspect" "601ed797712e4ad520952acbf61cbd5a0594b4c545b3004dbd7266eb53dff247"`
[INFO] running `"docker" "rm" "-f" "601ed797712e4ad520952acbf61cbd5a0594b4c545b3004dbd7266eb53dff247"`
[INFO] [stdout] 601ed797712e4ad520952acbf61cbd5a0594b4c545b3004dbd7266eb53dff247