[INFO] crate cargo-cleanup 0.1.2 is already in cache
[INFO] extracting crate cargo-cleanup 0.1.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/cargo-cleanup/0.1.2
[INFO] extracting crate cargo-cleanup 0.1.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cargo-cleanup/0.1.2
[INFO] validating manifest of cargo-cleanup-0.1.2 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 cargo-cleanup-0.1.2 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 cargo-cleanup-0.1.2
[INFO] finished frobbing cargo-cleanup-0.1.2
[INFO] frobbed toml for cargo-cleanup-0.1.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/cargo-cleanup/0.1.2/Cargo.toml
[INFO] started frobbing cargo-cleanup-0.1.2
[INFO] finished frobbing cargo-cleanup-0.1.2
[INFO] frobbed toml for cargo-cleanup-0.1.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cargo-cleanup/0.1.2/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 cargo-cleanup-0.1.2 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/cargo-cleanup/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] bdaf1667c86d10c32c4867e8530d545931310d9f67ab97ca1b98851cceeffa9b
[INFO] running `"docker" "start" "-a" "bdaf1667c86d10c32c4867e8530d545931310d9f67ab97ca1b98851cceeffa9b"`
[INFO] [stderr]    Compiling cargo-cleanup v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:26:29
[INFO] [stderr]    |
[INFO] [stderr] 26 | fn main() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:79:49
[INFO] [stderr]    |
[INFO] [stderr] 79 | fn unpacked_crate_path() -> Result<PathBuf, Box<Error>> {
[INFO] [stderr]    |                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `"docker" "inspect" "bdaf1667c86d10c32c4867e8530d545931310d9f67ab97ca1b98851cceeffa9b"`
[INFO] running `"docker" "rm" "-f" "bdaf1667c86d10c32c4867e8530d545931310d9f67ab97ca1b98851cceeffa9b"`
[INFO] [stdout] bdaf1667c86d10c32c4867e8530d545931310d9f67ab97ca1b98851cceeffa9b
[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/cargo-cleanup/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3256f5ec5b86686ec302dbe4aa2c21f230b05abec8adca9ce60a9a628a66bddb
[INFO] running `"docker" "start" "-a" "3256f5ec5b86686ec302dbe4aa2c21f230b05abec8adca9ce60a9a628a66bddb"`
[INFO] [stderr]    Compiling cargo-cleanup v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:26:29
[INFO] [stderr]    |
[INFO] [stderr] 26 | fn main() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:79:49
[INFO] [stderr]    |
[INFO] [stderr] 79 | fn unpacked_crate_path() -> Result<PathBuf, Box<Error>> {
[INFO] [stderr]    |                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "3256f5ec5b86686ec302dbe4aa2c21f230b05abec8adca9ce60a9a628a66bddb"`
[INFO] running `"docker" "rm" "-f" "3256f5ec5b86686ec302dbe4aa2c21f230b05abec8adca9ce60a9a628a66bddb"`
[INFO] [stdout] 3256f5ec5b86686ec302dbe4aa2c21f230b05abec8adca9ce60a9a628a66bddb
[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/cargo-cleanup/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] c0dc4759cc2dec91970b1410f6ef2b08fe61fd74a8ac974503b3949bd711f18a
[INFO] running `"docker" "start" "-a" "c0dc4759cc2dec91970b1410f6ef2b08fe61fd74a8ac974503b3949bd711f18a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cargo_cleanup-35e9564ce2b0ca78
[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" "c0dc4759cc2dec91970b1410f6ef2b08fe61fd74a8ac974503b3949bd711f18a"`
[INFO] running `"docker" "rm" "-f" "c0dc4759cc2dec91970b1410f6ef2b08fe61fd74a8ac974503b3949bd711f18a"`
[INFO] [stdout] c0dc4759cc2dec91970b1410f6ef2b08fe61fd74a8ac974503b3949bd711f18a