[INFO] crate write_ref 0.1.1 is already in cache
[INFO] extracting crate write_ref 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/write_ref/0.1.1
[INFO] extracting crate write_ref 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/write_ref/0.1.1
[INFO] validating manifest of write_ref-0.1.1 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 write_ref-0.1.1 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 write_ref-0.1.1
[INFO] finished frobbing write_ref-0.1.1
[INFO] frobbed toml for write_ref-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/write_ref/0.1.1/Cargo.toml
[INFO] started frobbing write_ref-0.1.1
[INFO] finished frobbing write_ref-0.1.1
[INFO] frobbed toml for write_ref-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/write_ref/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing write_ref-0.1.1 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/write_ref/0.1.1:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 4c9a6c0a3d275c2f90810274a653292c375c72bfee343e6237d310f8aeb96587
[INFO] running `"docker" "start" "-a" "4c9a6c0a3d275c2f90810274a653292c375c72bfee343e6237d310f8aeb96587"`
[INFO] [stderr]    Compiling write_ref v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `"docker" "inspect" "4c9a6c0a3d275c2f90810274a653292c375c72bfee343e6237d310f8aeb96587"`
[INFO] running `"docker" "rm" "-f" "4c9a6c0a3d275c2f90810274a653292c375c72bfee343e6237d310f8aeb96587"`
[INFO] [stdout] 4c9a6c0a3d275c2f90810274a653292c375c72bfee343e6237d310f8aeb96587
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/write_ref/0.1.1:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2026fea2e9e4e68a84b452df6563a74f7025007fc8162b55ef7ec78400b5c35d
[INFO] running `"docker" "start" "-a" "2026fea2e9e4e68a84b452df6563a74f7025007fc8162b55ef7ec78400b5c35d"`
[INFO] [stderr]    Compiling write_ref v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "2026fea2e9e4e68a84b452df6563a74f7025007fc8162b55ef7ec78400b5c35d"`
[INFO] running `"docker" "rm" "-f" "2026fea2e9e4e68a84b452df6563a74f7025007fc8162b55ef7ec78400b5c35d"`
[INFO] [stdout] 2026fea2e9e4e68a84b452df6563a74f7025007fc8162b55ef7ec78400b5c35d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/write_ref/0.1.1:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 4960c21fac1dd829195c1c62a6a6590bf125205b48ba788c38762c0204a19c62
[INFO] running `"docker" "start" "-a" "4960c21fac1dd829195c1c62a6a6590bf125205b48ba788c38762c0204a19c62"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/write_ref-b14163b2a4f97101
[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 write_ref
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - WriteRef (line 29) ... ok
[INFO] [stdout] test src/lib.rs - WriteSlice (line 67) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4960c21fac1dd829195c1c62a6a6590bf125205b48ba788c38762c0204a19c62"`
[INFO] running `"docker" "rm" "-f" "4960c21fac1dd829195c1c62a6a6590bf125205b48ba788c38762c0204a19c62"`
[INFO] [stdout] 4960c21fac1dd829195c1c62a6a6590bf125205b48ba788c38762c0204a19c62