[INFO] updating cached repository https://github.com/tedajax/rust-circles
[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] ee268f15f356572a44a6303843c20fe6dde26880
[INFO] checking tedajax/rust-circles against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftedajax%2Frust-circles" "/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/tedajax/rust-circles 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/tedajax/rust-circles
[INFO] finished tweaking git repo https://github.com/tedajax/rust-circles
[INFO] tweaked toml for git repo https://github.com/tedajax/rust-circles written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/tedajax/rust-circles already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/AngryLawyer/rust-sdl2`
[INFO] [stderr]     Updating git repository `https://github.com/andelf/rust-sdl2_gfx.git`
[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-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" "+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] fdc7816cfa9ef6a84c98cf8ec9cad1aede974b5ed4d80c3ec17c37cb839135e7
[INFO] running `"docker" "start" "-a" "fdc7816cfa9ef6a84c98cf8ec9cad1aede974b5ed4d80c3ec17c37cb839135e7"`
[INFO] [stderr] error: multiple packages link to native library `SDL2`, but a native library can be linked only once
[INFO] [stderr] 
[INFO] [stderr] package `sdl2-sys v0.24.0`
[INFO] [stderr]     ... which is depended on by `sdl2 v0.24.0`
[INFO] [stderr]     ... which is depended on by `sdl2_gfx v0.24.0 (https://github.com/andelf/rust-sdl2_gfx.git#166623e2)`
[INFO] [stderr]     ... which is depended on by `circles v0.0.1 (/opt/rustwide/workdir)`
[INFO] [stderr] links to native library `SDL2`
[INFO] [stderr] 
[INFO] [stderr] package `sdl2-sys v0.33.0 (https://github.com/AngryLawyer/rust-sdl2#f9e6c2a3)`
[INFO] [stderr]     ... which is depended on by `sdl2 v0.33.0 (https://github.com/AngryLawyer/rust-sdl2#f9e6c2a3)`
[INFO] [stderr]     ... which is depended on by `circles v0.0.1 (/opt/rustwide/workdir)`
[INFO] [stderr] also links to native library `SDL2`
[INFO] running `"docker" "inspect" "fdc7816cfa9ef6a84c98cf8ec9cad1aede974b5ed4d80c3ec17c37cb839135e7"`
[INFO] running `"docker" "rm" "-f" "fdc7816cfa9ef6a84c98cf8ec9cad1aede974b5ed4d80c3ec17c37cb839135e7"`
[INFO] [stdout] fdc7816cfa9ef6a84c98cf8ec9cad1aede974b5ed4d80c3ec17c37cb839135e7
