[INFO] crate root-ls 0.1.2 is already in cache
[INFO] extracting crate root-ls 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/root-ls/0.1.2
[INFO] extracting crate root-ls 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/root-ls/0.1.2
[INFO] validating manifest of root-ls-0.1.2 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 root-ls-0.1.2 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 root-ls-0.1.2
[INFO] finished frobbing root-ls-0.1.2
[INFO] frobbed toml for root-ls-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/root-ls/0.1.2/Cargo.toml
[INFO] started frobbing root-ls-0.1.2
[INFO] finished frobbing root-ls-0.1.2
[INFO] frobbed toml for root-ls-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/root-ls/0.1.2/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lzma-sys v0.1.15
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing root-ls-0.1.2 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/root-ls/0.1.2:/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] c933f37201f523d8a09b7a123a9ab34b66367539ce902c7c524e9f0df263b1d6
[INFO] running `"docker" "start" "-a" "c933f37201f523d8a09b7a123a9ab34b66367539ce902c7c524e9f0df263b1d6"`
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling rustfmt v0.9.0
[INFO] [stderr]    Compiling lzma-sys v0.1.15
[INFO] [stderr]    Compiling extprim v1.7.0
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling strings v0.1.1
[INFO] [stderr]    Compiling flate2 v1.0.11
[INFO] [stderr]    Compiling xz2 v0.1.6
[INFO] [stderr]    Compiling root-io v0.1.2
[INFO] [stderr]    Compiling syntex_pos v0.59.1
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling syntex_errors v0.59.1
[INFO] [stderr]    Compiling syntex_syntax v0.59.1
[INFO] [stderr]    Compiling root-ls v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 33s
[INFO] running `"docker" "inspect" "c933f37201f523d8a09b7a123a9ab34b66367539ce902c7c524e9f0df263b1d6"`
[INFO] running `"docker" "rm" "-f" "c933f37201f523d8a09b7a123a9ab34b66367539ce902c7c524e9f0df263b1d6"`
[INFO] [stdout] c933f37201f523d8a09b7a123a9ab34b66367539ce902c7c524e9f0df263b1d6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/root-ls/0.1.2:/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] 4cb30897de8ae939013976f1589d784c8fb6ddc6d558b40ccc0bc820822848ae
[INFO] running `"docker" "start" "-a" "4cb30897de8ae939013976f1589d784c8fb6ddc6d558b40ccc0bc820822848ae"`
[INFO] [stderr]    Compiling root-ls v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "4cb30897de8ae939013976f1589d784c8fb6ddc6d558b40ccc0bc820822848ae"`
[INFO] running `"docker" "rm" "-f" "4cb30897de8ae939013976f1589d784c8fb6ddc6d558b40ccc0bc820822848ae"`
[INFO] [stdout] 4cb30897de8ae939013976f1589d784c8fb6ddc6d558b40ccc0bc820822848ae
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/root-ls/0.1.2:/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] b55431f6b6a508760cca93b4b498e83840c49e5054b50321988dc36409fcde9d
[INFO] running `"docker" "start" "-a" "b55431f6b6a508760cca93b4b498e83840c49e5054b50321988dc36409fcde9d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/root_ls-95304cd6acd52a4a
[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" "b55431f6b6a508760cca93b4b498e83840c49e5054b50321988dc36409fcde9d"`
[INFO] running `"docker" "rm" "-f" "b55431f6b6a508760cca93b4b498e83840c49e5054b50321988dc36409fcde9d"`
[INFO] [stdout] b55431f6b6a508760cca93b4b498e83840c49e5054b50321988dc36409fcde9d