[INFO] fetching crate mcp3xxx 0.1.0-pre.1...
[INFO] extracting crate mcp3xxx 0.1.0-pre.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/mcp3xxx/0.1.0-pre.1
[INFO] extracting crate mcp3xxx 0.1.0-pre.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mcp3xxx/0.1.0-pre.1
[INFO] validating manifest of mcp3xxx-0.1.0-pre.1 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mcp3xxx-0.1.0-pre.1 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mcp3xxx-0.1.0-pre.1
[INFO] finished frobbing mcp3xxx-0.1.0-pre.1
[INFO] frobbed toml for mcp3xxx-0.1.0-pre.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/mcp3xxx/0.1.0-pre.1/Cargo.toml
[INFO] started frobbing mcp3xxx-0.1.0-pre.1
[INFO] finished frobbing mcp3xxx-0.1.0-pre.1
[INFO] frobbed toml for mcp3xxx-0.1.0-pre.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mcp3xxx/0.1.0-pre.1/Cargo.toml
[INFO] crate mcp3xxx-0.1.0-pre.1 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing mcp3xxx-0.1.0-pre.1 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/mcp3xxx/0.1.0-pre.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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 441882dbdcdf26e62373b9dbd8c8ff338152dfca13df2299a6e486a7456e934d
[INFO] running `"docker" "start" "-a" "441882dbdcdf26e62373b9dbd8c8ff338152dfca13df2299a6e486a7456e934d"`
[INFO] [stderr]    Compiling rppal v0.11.3
[INFO] [stderr]    Compiling mcp3xxx v0.1.0-pre.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.44s
[INFO] running `"docker" "inspect" "441882dbdcdf26e62373b9dbd8c8ff338152dfca13df2299a6e486a7456e934d"`
[INFO] running `"docker" "rm" "-f" "441882dbdcdf26e62373b9dbd8c8ff338152dfca13df2299a6e486a7456e934d"`
[INFO] [stdout] 441882dbdcdf26e62373b9dbd8c8ff338152dfca13df2299a6e486a7456e934d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/mcp3xxx/0.1.0-pre.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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1675831b1f2290521de00ab81a541f30c8890b0b9e8f6df921c18877f3fbe7ab
[INFO] running `"docker" "start" "-a" "1675831b1f2290521de00ab81a541f30c8890b0b9e8f6df921c18877f3fbe7ab"`
[INFO] [stderr]    Compiling mcp3xxx v0.1.0-pre.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `"docker" "inspect" "1675831b1f2290521de00ab81a541f30c8890b0b9e8f6df921c18877f3fbe7ab"`
[INFO] running `"docker" "rm" "-f" "1675831b1f2290521de00ab81a541f30c8890b0b9e8f6df921c18877f3fbe7ab"`
[INFO] [stdout] 1675831b1f2290521de00ab81a541f30c8890b0b9e8f6df921c18877f3fbe7ab
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/mcp3xxx/0.1.0-pre.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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 58498fd9a449a1a75bff04e3e2c0fb3b07304549cfdda2e69cc5c8c6943e38b7
[INFO] running `"docker" "start" "-a" "58498fd9a449a1a75bff04e3e2c0fb3b07304549cfdda2e69cc5c8c6943e38b7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mcp3xxx-96740778acfa685c
[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] [stderr]    Doc-tests mcp3xxx
[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" "58498fd9a449a1a75bff04e3e2c0fb3b07304549cfdda2e69cc5c8c6943e38b7"`
[INFO] running `"docker" "rm" "-f" "58498fd9a449a1a75bff04e3e2c0fb3b07304549cfdda2e69cc5c8c6943e38b7"`
[INFO] [stdout] 58498fd9a449a1a75bff04e3e2c0fb3b07304549cfdda2e69cc5c8c6943e38b7