[INFO] updating cached repository shousper/rust_bucket
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/shousper/rust_bucket
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/shousper/rust_bucket" "work/ex/beta-1.37-6/sources/1.36.0/gh/shousper/rust_bucket"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/shousper/rust_bucket'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/shousper/rust_bucket" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/shousper/rust_bucket"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/shousper/rust_bucket'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a88e6b39bb1ad91459545709aa70043f9e30f69e
[INFO] sha for GitHub repo shousper/rust_bucket: a88e6b39bb1ad91459545709aa70043f9e30f69e
[INFO] validating manifest of shousper/rust_bucket 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 shousper/rust_bucket 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 shousper/rust_bucket
[INFO] finished frobbing shousper/rust_bucket
[INFO] frobbed toml for shousper/rust_bucket written to work/ex/beta-1.37-6/sources/1.36.0/gh/shousper/rust_bucket/Cargo.toml
[INFO] started frobbing shousper/rust_bucket
[INFO] finished frobbing shousper/rust_bucket
[INFO] frobbed toml for shousper/rust_bucket written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/shousper/rust_bucket/Cargo.toml
[INFO] crate shousper/rust_bucket 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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing shousper/rust_bucket 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-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/shousper/rust_bucket:/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] 08bd36a60655efaa477073447af22940e45b086d6f5b9be9394c453feec3bdb8
[INFO] running `"docker" "start" "-a" "08bd36a60655efaa477073447af22940e45b086d6f5b9be9394c453feec3bdb8"`
[INFO] [stderr]    Compiling num-traits v0.2.3
[INFO] [stderr]    Compiling utf-8 v0.7.2
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling base64 v0.9.2
[INFO] [stderr]    Compiling rand v0.5.0
[INFO] [stderr]    Compiling input_buffer v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.19
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]    Compiling serde_urlencoded v0.4.3
[INFO] [stderr]    Compiling hyper v0.10.13
[INFO] [stderr]    Compiling tungstenite v0.5.3
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling env_logger v0.5.10
[INFO] [stderr]    Compiling hyper-native-tls v0.2.4
[INFO] [stderr]    Compiling reqwest v0.4.0
[INFO] [stderr]    Compiling slack_api v0.19.0
[INFO] [stderr]    Compiling slack v0.20.0
[INFO] [stderr]    Compiling rust_bucket v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bot.rs:19:23
[INFO] [stderr]    |
[INFO] [stderr] 19 |     handlers: Vec<Box<Handler>>,
[INFO] [stderr]    |                       ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 35s
[INFO] running `"docker" "inspect" "08bd36a60655efaa477073447af22940e45b086d6f5b9be9394c453feec3bdb8"`
[INFO] running `"docker" "rm" "-f" "08bd36a60655efaa477073447af22940e45b086d6f5b9be9394c453feec3bdb8"`
[INFO] [stdout] 08bd36a60655efaa477073447af22940e45b086d6f5b9be9394c453feec3bdb8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/shousper/rust_bucket:/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] 7e41320f3201f0472fa47a3f70c60ee4a8d8d3737ded447b5aa829a6a0ed512c
[INFO] running `"docker" "start" "-a" "7e41320f3201f0472fa47a3f70c60ee4a8d8d3737ded447b5aa829a6a0ed512c"`
[INFO] [stderr]    Compiling rust_bucket v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bot.rs:19:23
[INFO] [stderr]    |
[INFO] [stderr] 19 |     handlers: Vec<Box<Handler>>,
[INFO] [stderr]    |                       ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.55s
[INFO] running `"docker" "inspect" "7e41320f3201f0472fa47a3f70c60ee4a8d8d3737ded447b5aa829a6a0ed512c"`
[INFO] running `"docker" "rm" "-f" "7e41320f3201f0472fa47a3f70c60ee4a8d8d3737ded447b5aa829a6a0ed512c"`
[INFO] [stdout] 7e41320f3201f0472fa47a3f70c60ee4a8d8d3737ded447b5aa829a6a0ed512c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/shousper/rust_bucket:/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] 895e08edce46af04e11fd610ed9fd56265a6989cbb3e0655f3997b715e0b7380
[INFO] running `"docker" "start" "-a" "895e08edce46af04e11fd610ed9fd56265a6989cbb3e0655f3997b715e0b7380"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_bucket-362277c62ecd156e
[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" "895e08edce46af04e11fd610ed9fd56265a6989cbb3e0655f3997b715e0b7380"`
[INFO] running `"docker" "rm" "-f" "895e08edce46af04e11fd610ed9fd56265a6989cbb3e0655f3997b715e0b7380"`
[INFO] [stdout] 895e08edce46af04e11fd610ed9fd56265a6989cbb3e0655f3997b715e0b7380