[INFO] updating cached repository acmumn/ronfs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/acmumn/ronfs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/acmumn/ronfs" "work/ex/beta-1.37-6/sources/1.36.0/gh/acmumn/ronfs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/acmumn/ronfs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/acmumn/ronfs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/acmumn/ronfs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/acmumn/ronfs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 34679a536922217ca937b4b7a1e7772572260c32
[INFO] sha for GitHub repo acmumn/ronfs: 34679a536922217ca937b4b7a1e7772572260c32
[INFO] validating manifest of acmumn/ronfs on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of acmumn/ronfs on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing acmumn/ronfs
[INFO] removed workspace from acmumn/ronfs
[INFO] finished frobbing acmumn/ronfs
[INFO] frobbed toml for acmumn/ronfs written to work/ex/beta-1.37-6/sources/1.36.0/gh/acmumn/ronfs/Cargo.toml
[INFO] started frobbing acmumn/ronfs
[INFO] removed workspace from acmumn/ronfs
[INFO] finished frobbing acmumn/ronfs
[INFO] frobbed toml for acmumn/ronfs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/acmumn/ronfs/Cargo.toml
[INFO] crate acmumn/ronfs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/acmumn/ronfs/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing acmumn/ronfs against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/acmumn/ronfs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 142061b0fd9daa12ec1066e00160790a38caa71cbc505363140afcd728d9100e
[INFO] running `"docker" "start" "-a" "142061b0fd9daa12ec1066e00160790a38caa71cbc505363140afcd728d9100e"`
[INFO] [stderr]    Compiling ronfs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "142061b0fd9daa12ec1066e00160790a38caa71cbc505363140afcd728d9100e"`
[INFO] running `"docker" "rm" "-f" "142061b0fd9daa12ec1066e00160790a38caa71cbc505363140afcd728d9100e"`
[INFO] [stdout] 142061b0fd9daa12ec1066e00160790a38caa71cbc505363140afcd728d9100e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/acmumn/ronfs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 908996187c2a6de5d00c02d4dfe0bcf5f1b883b0798ed4f4ce4679e13813edf3
[INFO] running `"docker" "start" "-a" "908996187c2a6de5d00c02d4dfe0bcf5f1b883b0798ed4f4ce4679e13813edf3"`
[INFO] [stderr]    Compiling ronfs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "908996187c2a6de5d00c02d4dfe0bcf5f1b883b0798ed4f4ce4679e13813edf3"`
[INFO] running `"docker" "rm" "-f" "908996187c2a6de5d00c02d4dfe0bcf5f1b883b0798ed4f4ce4679e13813edf3"`
[INFO] [stdout] 908996187c2a6de5d00c02d4dfe0bcf5f1b883b0798ed4f4ce4679e13813edf3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/acmumn/ronfs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] aac7913515d91cda5c69d43b9ee85f0350f5a87fbf5c1835a7f777bd72926a0e
[INFO] running `"docker" "start" "-a" "aac7913515d91cda5c69d43b9ee85f0350f5a87fbf5c1835a7f777bd72926a0e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ronfs-bc23e6356528e194
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ronfs
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "aac7913515d91cda5c69d43b9ee85f0350f5a87fbf5c1835a7f777bd72926a0e"`
[INFO] running `"docker" "rm" "-f" "aac7913515d91cda5c69d43b9ee85f0350f5a87fbf5c1835a7f777bd72926a0e"`
[INFO] [stdout] aac7913515d91cda5c69d43b9ee85f0350f5a87fbf5c1835a7f777bd72926a0e