[INFO] updating cached repository lunaryorn/term-background.rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lunaryorn/term-background.rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lunaryorn/term-background.rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/lunaryorn/term-background.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/lunaryorn/term-background.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lunaryorn/term-background.rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lunaryorn/term-background.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lunaryorn/term-background.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a9180c558303acc96fdd0b2956d8751f737874d7
[INFO] sha for GitHub repo lunaryorn/term-background.rs: a9180c558303acc96fdd0b2956d8751f737874d7
[INFO] validating manifest of lunaryorn/term-background.rs 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 lunaryorn/term-background.rs 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 lunaryorn/term-background.rs
[INFO] finished frobbing lunaryorn/term-background.rs
[INFO] frobbed toml for lunaryorn/term-background.rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/lunaryorn/term-background.rs/Cargo.toml
[INFO] started frobbing lunaryorn/term-background.rs
[INFO] finished frobbing lunaryorn/term-background.rs
[INFO] frobbed toml for lunaryorn/term-background.rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lunaryorn/term-background.rs/Cargo.toml
[INFO] crate lunaryorn/term-background.rs already has a lockfile, it will not be regenerated
[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 lunaryorn/term-background.rs against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lunaryorn/term-background.rs:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 56de7cfc6c5df111710d72ab22cdcd1dc66150638ffdfbec69720c516e67721b
[INFO] running `"docker" "start" "-a" "56de7cfc6c5df111710d72ab22cdcd1dc66150638ffdfbec69720c516e67721b"`
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling term-background v0.6.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:238:42
[INFO] [stderr]     |
[INFO] [stderr] 238 | fn main() -> std::result::Result<(), Box<std::error::Error>> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.83s
[INFO] running `"docker" "inspect" "56de7cfc6c5df111710d72ab22cdcd1dc66150638ffdfbec69720c516e67721b"`
[INFO] running `"docker" "rm" "-f" "56de7cfc6c5df111710d72ab22cdcd1dc66150638ffdfbec69720c516e67721b"`
[INFO] [stdout] 56de7cfc6c5df111710d72ab22cdcd1dc66150638ffdfbec69720c516e67721b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lunaryorn/term-background.rs:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] d109489df9d1bb0dc86d76ea3f4c90b21ebc641e7806645c730ef03f694a4995
[INFO] running `"docker" "start" "-a" "d109489df9d1bb0dc86d76ea3f4c90b21ebc641e7806645c730ef03f694a4995"`
[INFO] [stderr]    Compiling term-background v0.6.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:238:42
[INFO] [stderr]     |
[INFO] [stderr] 238 | fn main() -> std::result::Result<(), Box<std::error::Error>> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "d109489df9d1bb0dc86d76ea3f4c90b21ebc641e7806645c730ef03f694a4995"`
[INFO] running `"docker" "rm" "-f" "d109489df9d1bb0dc86d76ea3f4c90b21ebc641e7806645c730ef03f694a4995"`
[INFO] [stdout] d109489df9d1bb0dc86d76ea3f4c90b21ebc641e7806645c730ef03f694a4995
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lunaryorn/term-background.rs:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 47cf8983239431486b9f102b6172fa482f3ef0c6d2b675325a0caf562542f267
[INFO] running `"docker" "start" "-a" "47cf8983239431486b9f102b6172fa482f3ef0c6d2b675325a0caf562542f267"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/term_background-463c64d13a113869
[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" "47cf8983239431486b9f102b6172fa482f3ef0c6d2b675325a0caf562542f267"`
[INFO] running `"docker" "rm" "-f" "47cf8983239431486b9f102b6172fa482f3ef0c6d2b675325a0caf562542f267"`
[INFO] [stdout] 47cf8983239431486b9f102b6172fa482f3ef0c6d2b675325a0caf562542f267