[INFO] crate out-ref 0.0.0 is already in cache
[INFO] extracting crate out-ref 0.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/out-ref/0.0.0
[INFO] extracting crate out-ref 0.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/out-ref/0.0.0
[INFO] validating manifest of out-ref-0.0.0 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 out-ref-0.0.0 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 out-ref-0.0.0
[INFO] finished frobbing out-ref-0.0.0
[INFO] frobbed toml for out-ref-0.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/out-ref/0.0.0/Cargo.toml
[INFO] started frobbing out-ref-0.0.0
[INFO] finished frobbing out-ref-0.0.0
[INFO] frobbed toml for out-ref-0.0.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/out-ref/0.0.0/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] 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 out-ref-0.0.0 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/out-ref/0.0.0:/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] ce32fe84b092c5d870444e5b9e5f9c79497163b72917f8427fc0d334fa643f01
[INFO] running `"docker" "start" "-a" "ce32fe84b092c5d870444e5b9e5f9c79497163b72917f8427fc0d334fa643f01"`
[INFO] [stderr]    Compiling out-ref v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `"docker" "inspect" "ce32fe84b092c5d870444e5b9e5f9c79497163b72917f8427fc0d334fa643f01"`
[INFO] running `"docker" "rm" "-f" "ce32fe84b092c5d870444e5b9e5f9c79497163b72917f8427fc0d334fa643f01"`
[INFO] [stdout] ce32fe84b092c5d870444e5b9e5f9c79497163b72917f8427fc0d334fa643f01
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/out-ref/0.0.0:/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] 4b647cc6b1459bf8417834252c4d23587907546e5a386fb32b68fbb81a593368
[INFO] running `"docker" "start" "-a" "4b647cc6b1459bf8417834252c4d23587907546e5a386fb32b68fbb81a593368"`
[INFO] [stderr]    Compiling out-ref v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `"docker" "inspect" "4b647cc6b1459bf8417834252c4d23587907546e5a386fb32b68fbb81a593368"`
[INFO] running `"docker" "rm" "-f" "4b647cc6b1459bf8417834252c4d23587907546e5a386fb32b68fbb81a593368"`
[INFO] [stdout] 4b647cc6b1459bf8417834252c4d23587907546e5a386fb32b68fbb81a593368
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/out-ref/0.0.0:/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] 33da177d680b625d513e2880906ee3b4374c6978f8b8861416d5bbf990a462ea
[INFO] running `"docker" "start" "-a" "33da177d680b625d513e2880906ee3b4374c6978f8b8861416d5bbf990a462ea"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/out_ref-fd840053e06cff26
[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 out-ref
[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" "33da177d680b625d513e2880906ee3b4374c6978f8b8861416d5bbf990a462ea"`
[INFO] running `"docker" "rm" "-f" "33da177d680b625d513e2880906ee3b4374c6978f8b8861416d5bbf990a462ea"`
[INFO] [stdout] 33da177d680b625d513e2880906ee3b4374c6978f8b8861416d5bbf990a462ea