[INFO] crate tower-middleware 0.0.0 is already in cache
[INFO] extracting crate tower-middleware 0.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/tower-middleware/0.0.0
[INFO] extracting crate tower-middleware 0.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tower-middleware/0.0.0
[INFO] validating manifest of tower-middleware-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 tower-middleware-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 tower-middleware-0.0.0
[INFO] finished frobbing tower-middleware-0.0.0
[INFO] frobbed toml for tower-middleware-0.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/tower-middleware/0.0.0/Cargo.toml
[INFO] started frobbing tower-middleware-0.0.0
[INFO] finished frobbing tower-middleware-0.0.0
[INFO] frobbed toml for tower-middleware-0.0.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tower-middleware/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 tower-middleware-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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/tower-middleware/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] e1415e5cffc9a01683b8532b635768b0cfb4f5d45639652ea94504b538678969
[INFO] running `"docker" "start" "-a" "e1415e5cffc9a01683b8532b635768b0cfb4f5d45639652ea94504b538678969"`
[INFO] [stderr]    Compiling tower-middleware v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `"docker" "inspect" "e1415e5cffc9a01683b8532b635768b0cfb4f5d45639652ea94504b538678969"`
[INFO] running `"docker" "rm" "-f" "e1415e5cffc9a01683b8532b635768b0cfb4f5d45639652ea94504b538678969"`
[INFO] [stdout] e1415e5cffc9a01683b8532b635768b0cfb4f5d45639652ea94504b538678969
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/tower-middleware/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] 4907f97abedc4ddfee20ac8cf5780eb1b724119649f1214640e7e83c6d300d42
[INFO] running `"docker" "start" "-a" "4907f97abedc4ddfee20ac8cf5780eb1b724119649f1214640e7e83c6d300d42"`
[INFO] [stderr]    Compiling tower-middleware v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `"docker" "inspect" "4907f97abedc4ddfee20ac8cf5780eb1b724119649f1214640e7e83c6d300d42"`
[INFO] running `"docker" "rm" "-f" "4907f97abedc4ddfee20ac8cf5780eb1b724119649f1214640e7e83c6d300d42"`
[INFO] [stdout] 4907f97abedc4ddfee20ac8cf5780eb1b724119649f1214640e7e83c6d300d42
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/tower-middleware/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] 00024796b4cf2b3fd70d302a827b6eb23b6da3f131712b814aaa88039b2fc2f2
[INFO] running `"docker" "start" "-a" "00024796b4cf2b3fd70d302a827b6eb23b6da3f131712b814aaa88039b2fc2f2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tower_middleware-f95786ae90cff9af
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tower-middleware
[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" "00024796b4cf2b3fd70d302a827b6eb23b6da3f131712b814aaa88039b2fc2f2"`
[INFO] running `"docker" "rm" "-f" "00024796b4cf2b3fd70d302a827b6eb23b6da3f131712b814aaa88039b2fc2f2"`
[INFO] [stdout] 00024796b4cf2b3fd70d302a827b6eb23b6da3f131712b814aaa88039b2fc2f2