[INFO] updating cached repository https://github.com/jsim2010/paper
[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] 2c457059ea3721c83253bccfb1c60cd521af6236
[INFO] checking jsim2010/paper against nightly-2019-10-27 for pr-65897
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsim2010%2Fpaper" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jsim2010/paper on toolchain nightly-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jsim2010/paper
[INFO] finished tweaking git repo https://github.com/jsim2010/paper
[INFO] tweaked toml for git repo https://github.com/jsim2010/paper written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=allow" "-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" "+nightly-2019-10-27" "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] 549c3770915c097a16edef8f369ef1078532e92974c0816cea5eea58cf87d7a1
[INFO] running `"docker" "start" "-a" "549c3770915c097a16edef8f369ef1078532e92974c0816cea5eea58cf87d7a1"`
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling pulldown-cmark v0.4.1
[INFO] [stderr]     Checking semver-parser v0.9.0
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]     Checking itertools v0.8.1
[INFO] [stderr]     Checking rec v0.4.0
[INFO] [stderr]     Checking pancurses v0.16.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling serde_repr v0.1.5
[INFO] [stderr]    Compiling lsp_msg_derive v0.1.0
[INFO] [stderr]     Checking serde v1.0.102
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking toml v0.5.4
[INFO] [stderr]     Checking jsonrpc-core v11.0.0
[INFO] [stderr]     Checking version-sync v0.8.1
[INFO] [stderr]     Checking lsp_msg v0.1.0
[INFO] [stderr]     Checking paper v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `"docker" "inspect" "549c3770915c097a16edef8f369ef1078532e92974c0816cea5eea58cf87d7a1"`
[INFO] running `"docker" "rm" "-f" "549c3770915c097a16edef8f369ef1078532e92974c0816cea5eea58cf87d7a1"`
[INFO] [stdout] 549c3770915c097a16edef8f369ef1078532e92974c0816cea5eea58cf87d7a1