[INFO] crate sphere-os 0.1.0 is already in cache
[INFO] extracting crate sphere-os 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/sphere-os/0.1.0
[INFO] extracting crate sphere-os 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sphere-os/0.1.0
[INFO] validating manifest of sphere-os-0.1.0 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 sphere-os-0.1.0 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 sphere-os-0.1.0
[INFO] finished frobbing sphere-os-0.1.0
[INFO] frobbed toml for sphere-os-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/sphere-os/0.1.0/Cargo.toml
[INFO] started frobbing sphere-os-0.1.0
[INFO] finished frobbing sphere-os-0.1.0
[INFO] frobbed toml for sphere-os-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sphere-os/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 sphere-os-0.1.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sphere-os/0.1.0:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] bb62718d08486d473863d70ccda45891ae7ddd49fa1e84e2b1531cf8afac7d71
[INFO] running `"docker" "start" "-a" "bb62718d08486d473863d70ccda45891ae7ddd49fa1e84e2b1531cf8afac7d71"`
[INFO] [stderr]    Compiling sphere-os v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `main`
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn main() {
[INFO] [stderr]   | ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "bb62718d08486d473863d70ccda45891ae7ddd49fa1e84e2b1531cf8afac7d71"`
[INFO] running `"docker" "rm" "-f" "bb62718d08486d473863d70ccda45891ae7ddd49fa1e84e2b1531cf8afac7d71"`
[INFO] [stdout] bb62718d08486d473863d70ccda45891ae7ddd49fa1e84e2b1531cf8afac7d71
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sphere-os/0.1.0:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] dfab0bc65540627a979950e15abc2690ee936d94cdf31db51f497f320991ecf2
[INFO] running `"docker" "start" "-a" "dfab0bc65540627a979950e15abc2690ee936d94cdf31db51f497f320991ecf2"`
[INFO] [stderr]    Compiling sphere-os v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "dfab0bc65540627a979950e15abc2690ee936d94cdf31db51f497f320991ecf2"`
[INFO] running `"docker" "rm" "-f" "dfab0bc65540627a979950e15abc2690ee936d94cdf31db51f497f320991ecf2"`
[INFO] [stdout] dfab0bc65540627a979950e15abc2690ee936d94cdf31db51f497f320991ecf2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sphere-os/0.1.0:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 2e7b4c6f383d967e8b3a20ce0acb958c2e25b270e72c48984639dd7fce6cfc6a
[INFO] running `"docker" "start" "-a" "2e7b4c6f383d967e8b3a20ce0acb958c2e25b270e72c48984639dd7fce6cfc6a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sphere_os-f2a324d71b8cb3b7
[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 sphere-os
[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" "2e7b4c6f383d967e8b3a20ce0acb958c2e25b270e72c48984639dd7fce6cfc6a"`
[INFO] running `"docker" "rm" "-f" "2e7b4c6f383d967e8b3a20ce0acb958c2e25b270e72c48984639dd7fce6cfc6a"`
[INFO] [stdout] 2e7b4c6f383d967e8b3a20ce0acb958c2e25b270e72c48984639dd7fce6cfc6a