[INFO] updating cached repository yuezato/frugalos_experi
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/yuezato/frugalos_experi
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/yuezato/frugalos_experi" "work/ex/beta-1.38-1/sources/1.37.0/gh/yuezato/frugalos_experi"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/yuezato/frugalos_experi'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/yuezato/frugalos_experi" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yuezato/frugalos_experi"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yuezato/frugalos_experi'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e2ab537dc6a32a0741c8faf9296ae793e44adeab
[INFO] sha for GitHub repo yuezato/frugalos_experi: e2ab537dc6a32a0741c8faf9296ae793e44adeab
[INFO] validating manifest of yuezato/frugalos_experi on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of yuezato/frugalos_experi on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing yuezato/frugalos_experi
[INFO] finished frobbing yuezato/frugalos_experi
[INFO] frobbed toml for yuezato/frugalos_experi written to work/ex/beta-1.38-1/sources/1.37.0/gh/yuezato/frugalos_experi/Cargo.toml
[INFO] started frobbing yuezato/frugalos_experi
[INFO] finished frobbing yuezato/frugalos_experi
[INFO] frobbed toml for yuezato/frugalos_experi written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yuezato/frugalos_experi/Cargo.toml
[INFO] crate yuezato/frugalos_experi already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing yuezato/frugalos_experi against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/yuezato/frugalos_experi:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] f78fe3ce27e85380af19cda05c74e4fc42e43c79781420ece87119539586b6ab
[INFO] running `"docker" "start" "-a" "f78fe3ce27e85380af19cda05c74e4fc42e43c79781420ece87119539586b6ab"`
[INFO] [stderr]    Compiling nbchan v0.1.3
[INFO] [stderr]    Compiling splay_tree v0.2.10
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling fibers v0.1.12
[INFO] [stderr]    Compiling mpsc_use v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.48s
[INFO] running `"docker" "inspect" "f78fe3ce27e85380af19cda05c74e4fc42e43c79781420ece87119539586b6ab"`
[INFO] running `"docker" "rm" "-f" "f78fe3ce27e85380af19cda05c74e4fc42e43c79781420ece87119539586b6ab"`
[INFO] [stdout] f78fe3ce27e85380af19cda05c74e4fc42e43c79781420ece87119539586b6ab
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/yuezato/frugalos_experi:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 738ee5a5c7af7e8efaa1eb1a26bd00708adbc7c0412f8c2091f2f815fb2672ed
[INFO] running `"docker" "start" "-a" "738ee5a5c7af7e8efaa1eb1a26bd00708adbc7c0412f8c2091f2f815fb2672ed"`
[INFO] [stderr]    Compiling mpsc_use v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "738ee5a5c7af7e8efaa1eb1a26bd00708adbc7c0412f8c2091f2f815fb2672ed"`
[INFO] running `"docker" "rm" "-f" "738ee5a5c7af7e8efaa1eb1a26bd00708adbc7c0412f8c2091f2f815fb2672ed"`
[INFO] [stdout] 738ee5a5c7af7e8efaa1eb1a26bd00708adbc7c0412f8c2091f2f815fb2672ed
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/yuezato/frugalos_experi:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] c3510a0022fae99174668d31e04700ad784032415b642bf971cbe1eac71c62e5
[INFO] running `"docker" "start" "-a" "c3510a0022fae99174668d31e04700ad784032415b642bf971cbe1eac71c62e5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mpsc_use-cc6bdcfa93548333
[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]      Running /opt/crater/target/debug/deps/mpsc_use-55004e0b62411944
[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 mpsc_use
[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" "c3510a0022fae99174668d31e04700ad784032415b642bf971cbe1eac71c62e5"`
[INFO] running `"docker" "rm" "-f" "c3510a0022fae99174668d31e04700ad784032415b642bf971cbe1eac71c62e5"`
[INFO] [stdout] c3510a0022fae99174668d31e04700ad784032415b642bf971cbe1eac71c62e5