[INFO] crate flint 2.2.0 is already in cache
[INFO] extracting crate flint 2.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/flint/2.2.0
[INFO] extracting crate flint 2.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/flint/2.2.0
[INFO] validating manifest of flint-2.2.0 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 flint-2.2.0 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 flint-2.2.0
[INFO] finished frobbing flint-2.2.0
[INFO] frobbed toml for flint-2.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/flint/2.2.0/Cargo.toml
[INFO] started frobbing flint-2.2.0
[INFO] finished frobbing flint-2.2.0
[INFO] frobbed toml for flint-2.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/flint/2.2.0/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing flint-2.2.0 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/flint/2.2.0:/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] 36d9ee3932151825de32dfc071fdccdab89dd5c1e8b274397289a0f57331a7b6
[INFO] running `"docker" "start" "-a" "36d9ee3932151825de32dfc071fdccdab89dd5c1e8b274397289a0f57331a7b6"`
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling bstr v0.2.7
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling sane v0.2.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling globset v0.4.4
[INFO] [stderr]    Compiling ignore v0.4.10
[INFO] [stderr]    Compiling flint v2.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.43s
[INFO] running `"docker" "inspect" "36d9ee3932151825de32dfc071fdccdab89dd5c1e8b274397289a0f57331a7b6"`
[INFO] running `"docker" "rm" "-f" "36d9ee3932151825de32dfc071fdccdab89dd5c1e8b274397289a0f57331a7b6"`
[INFO] [stdout] 36d9ee3932151825de32dfc071fdccdab89dd5c1e8b274397289a0f57331a7b6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/flint/2.2.0:/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] 61f71668d7c74c79553e382232c04d8b30dc4cec7ed22a892d968cc14a27325b
[INFO] running `"docker" "start" "-a" "61f71668d7c74c79553e382232c04d8b30dc4cec7ed22a892d968cc14a27325b"`
[INFO] [stderr]    Compiling flint v2.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `"docker" "inspect" "61f71668d7c74c79553e382232c04d8b30dc4cec7ed22a892d968cc14a27325b"`
[INFO] running `"docker" "rm" "-f" "61f71668d7c74c79553e382232c04d8b30dc4cec7ed22a892d968cc14a27325b"`
[INFO] [stdout] 61f71668d7c74c79553e382232c04d8b30dc4cec7ed22a892d968cc14a27325b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/flint/2.2.0:/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] 5486148cfc5a111a8e484d145c527ff8d3091de8fc59be15f04da7b1dab60ab7
[INFO] running `"docker" "start" "-a" "5486148cfc5a111a8e484d145c527ff8d3091de8fc59be15f04da7b1dab60ab7"`
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/flint-2ef6daf212c5431e
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "5486148cfc5a111a8e484d145c527ff8d3091de8fc59be15f04da7b1dab60ab7"`
[INFO] running `"docker" "rm" "-f" "5486148cfc5a111a8e484d145c527ff8d3091de8fc59be15f04da7b1dab60ab7"`
[INFO] [stdout] 5486148cfc5a111a8e484d145c527ff8d3091de8fc59be15f04da7b1dab60ab7