[INFO] crate xo 0.1.1 is already in cache
[INFO] extracting crate xo 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/xo/0.1.1
[INFO] extracting crate xo 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/xo/0.1.1
[INFO] validating manifest of xo-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 xo-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 xo-0.1.1
[INFO] finished frobbing xo-0.1.1
[INFO] frobbed toml for xo-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/xo/0.1.1/Cargo.toml
[INFO] started frobbing xo-0.1.1
[INFO] finished frobbing xo-0.1.1
[INFO] frobbed toml for xo-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/xo/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] 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 xo-0.1.1 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/xo/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 6f40519f618f34952cede7624e2c994c2b4713796b8f763c32acc14b4841d5f1
[INFO] running `"docker" "start" "-a" "6f40519f618f34952cede7624e2c994c2b4713796b8f763c32acc14b4841d5f1"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling xo v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `"docker" "inspect" "6f40519f618f34952cede7624e2c994c2b4713796b8f763c32acc14b4841d5f1"`
[INFO] running `"docker" "rm" "-f" "6f40519f618f34952cede7624e2c994c2b4713796b8f763c32acc14b4841d5f1"`
[INFO] [stdout] 6f40519f618f34952cede7624e2c994c2b4713796b8f763c32acc14b4841d5f1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/xo/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d62d241cf993d7881ae0c59ef697e543e44b197edb11c23b09bddd40c2aa2259
[INFO] running `"docker" "start" "-a" "d62d241cf993d7881ae0c59ef697e543e44b197edb11c23b09bddd40c2aa2259"`
[INFO] [stderr]    Compiling xo v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "d62d241cf993d7881ae0c59ef697e543e44b197edb11c23b09bddd40c2aa2259"`
[INFO] running `"docker" "rm" "-f" "d62d241cf993d7881ae0c59ef697e543e44b197edb11c23b09bddd40c2aa2259"`
[INFO] [stdout] d62d241cf993d7881ae0c59ef697e543e44b197edb11c23b09bddd40c2aa2259
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/xo/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 3b0dcddebffd35b60cca6017c5c4860d71aff3ffc347fd9d6a29484d898638aa
[INFO] running `"docker" "start" "-a" "3b0dcddebffd35b60cca6017c5c4860d71aff3ffc347fd9d6a29484d898638aa"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/xo-6a08f47da8ac48d4
[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" "3b0dcddebffd35b60cca6017c5c4860d71aff3ffc347fd9d6a29484d898638aa"`
[INFO] running `"docker" "rm" "-f" "3b0dcddebffd35b60cca6017c5c4860d71aff3ffc347fd9d6a29484d898638aa"`
[INFO] [stdout] 3b0dcddebffd35b60cca6017c5c4860d71aff3ffc347fd9d6a29484d898638aa