[INFO] updating cached repository archer884/meeting
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/archer884/meeting
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/archer884/meeting" "work/ex/beta-1.38-1/sources/1.37.0/gh/archer884/meeting"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/archer884/meeting'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/archer884/meeting" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/archer884/meeting"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/archer884/meeting'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4c1021539bf0db4dac4ba7a529e4b75c239b45a0
[INFO] sha for GitHub repo archer884/meeting: 4c1021539bf0db4dac4ba7a529e4b75c239b45a0
[INFO] validating manifest of archer884/meeting 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 archer884/meeting 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 archer884/meeting
[INFO] finished frobbing archer884/meeting
[INFO] frobbed toml for archer884/meeting written to work/ex/beta-1.38-1/sources/1.37.0/gh/archer884/meeting/Cargo.toml
[INFO] started frobbing archer884/meeting
[INFO] finished frobbing archer884/meeting
[INFO] frobbed toml for archer884/meeting written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/archer884/meeting/Cargo.toml
[INFO] crate archer884/meeting 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing archer884/meeting 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-0/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/archer884/meeting:/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] 1ca23a4215eefdf08a2f9406e3db74398cc842eaa2fda332e484fdf650497497
[INFO] running `"docker" "start" "-a" "1ca23a4215eefdf08a2f9406e3db74398cc842eaa2fda332e484fdf650497497"`
[INFO] [stderr]    Compiling serde v1.0.82
[INFO] [stderr]    Compiling directories v1.0.2
[INFO] [stderr]    Compiling structopt v0.2.14
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.33
[INFO] [stderr]    Compiling meeting v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:12:43
[INFO] [stderr]    |
[INFO] [stderr] 12 | type AppResult<T> = result::Result<T, Box<error::Error>>;
[INFO] [stderr]    |                                           ^^^^^^^^^^^^ help: use `dyn`: `dyn 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 21.06s
[INFO] running `"docker" "inspect" "1ca23a4215eefdf08a2f9406e3db74398cc842eaa2fda332e484fdf650497497"`
[INFO] running `"docker" "rm" "-f" "1ca23a4215eefdf08a2f9406e3db74398cc842eaa2fda332e484fdf650497497"`
[INFO] [stdout] 1ca23a4215eefdf08a2f9406e3db74398cc842eaa2fda332e484fdf650497497
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/archer884/meeting:/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] c8dc1434b04175120b53f49346ecf581c34cb5a42380066d02ceacbc4454cd7b
[INFO] running `"docker" "start" "-a" "c8dc1434b04175120b53f49346ecf581c34cb5a42380066d02ceacbc4454cd7b"`
[INFO] [stderr]    Compiling meeting v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:12:43
[INFO] [stderr]    |
[INFO] [stderr] 12 | type AppResult<T> = result::Result<T, Box<error::Error>>;
[INFO] [stderr]    |                                           ^^^^^^^^^^^^ help: use `dyn`: `dyn 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 1.56s
[INFO] running `"docker" "inspect" "c8dc1434b04175120b53f49346ecf581c34cb5a42380066d02ceacbc4454cd7b"`
[INFO] running `"docker" "rm" "-f" "c8dc1434b04175120b53f49346ecf581c34cb5a42380066d02ceacbc4454cd7b"`
[INFO] [stdout] c8dc1434b04175120b53f49346ecf581c34cb5a42380066d02ceacbc4454cd7b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/archer884/meeting:/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] f43eb81aeb0a329d624536be207ecca83fc1376e4fe28ccc9125c7f33e97393b
[INFO] running `"docker" "start" "-a" "f43eb81aeb0a329d624536be207ecca83fc1376e4fe28ccc9125c7f33e97393b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[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]      Running /opt/crater/target/debug/deps/meeting-afd971f95f877fc2
[INFO] running `"docker" "inspect" "f43eb81aeb0a329d624536be207ecca83fc1376e4fe28ccc9125c7f33e97393b"`
[INFO] running `"docker" "rm" "-f" "f43eb81aeb0a329d624536be207ecca83fc1376e4fe28ccc9125c7f33e97393b"`
[INFO] [stdout] f43eb81aeb0a329d624536be207ecca83fc1376e4fe28ccc9125c7f33e97393b