[INFO] crate tower-ready 0.0.0 is already in cache
[INFO] extracting crate tower-ready 0.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/tower-ready/0.0.0
[INFO] extracting crate tower-ready 0.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tower-ready/0.0.0
[INFO] validating manifest of tower-ready-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-ready-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-ready-0.0.0
[INFO] finished frobbing tower-ready-0.0.0
[INFO] frobbed toml for tower-ready-0.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/tower-ready/0.0.0/Cargo.toml
[INFO] started frobbing tower-ready-0.0.0
[INFO] finished frobbing tower-ready-0.0.0
[INFO] frobbed toml for tower-ready-0.0.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tower-ready/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-ready-0.0.0 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-7/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/tower-ready/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 90c271fcca01bd19b83e0cb33d8a54678f59a7a64950b106df0e00a53de934c3
[INFO] running `"docker" "start" "-a" "90c271fcca01bd19b83e0cb33d8a54678f59a7a64950b106df0e00a53de934c3"`
[INFO] [stderr]    Compiling tower-ready v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `"docker" "inspect" "90c271fcca01bd19b83e0cb33d8a54678f59a7a64950b106df0e00a53de934c3"`
[INFO] running `"docker" "rm" "-f" "90c271fcca01bd19b83e0cb33d8a54678f59a7a64950b106df0e00a53de934c3"`
[INFO] [stdout] 90c271fcca01bd19b83e0cb33d8a54678f59a7a64950b106df0e00a53de934c3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/tower-ready/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3c430b11d5775475cdf486404ea1747001338ecc0f4ac98543994562862739d4
[INFO] running `"docker" "start" "-a" "3c430b11d5775475cdf486404ea1747001338ecc0f4ac98543994562862739d4"`
[INFO] [stderr]    Compiling tower-ready v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `"docker" "inspect" "3c430b11d5775475cdf486404ea1747001338ecc0f4ac98543994562862739d4"`
[INFO] running `"docker" "rm" "-f" "3c430b11d5775475cdf486404ea1747001338ecc0f4ac98543994562862739d4"`
[INFO] [stdout] 3c430b11d5775475cdf486404ea1747001338ecc0f4ac98543994562862739d4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/tower-ready/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 5cdc71d3d49135b32378064ee668ecb4af4262b4134b99376101051c5a21ac5f
[INFO] running `"docker" "start" "-a" "5cdc71d3d49135b32378064ee668ecb4af4262b4134b99376101051c5a21ac5f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tower_ready-ed6ee37b16c5c2b5
[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-ready
[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" "5cdc71d3d49135b32378064ee668ecb4af4262b4134b99376101051c5a21ac5f"`
[INFO] running `"docker" "rm" "-f" "5cdc71d3d49135b32378064ee668ecb4af4262b4134b99376101051c5a21ac5f"`
[INFO] [stdout] 5cdc71d3d49135b32378064ee668ecb4af4262b4134b99376101051c5a21ac5f