[INFO] updating cached repository vladislavbailovic/ckr
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/vladislavbailovic/ckr
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/vladislavbailovic/ckr" "work/ex/beta-1.38-1/sources/1.37.0/gh/vladislavbailovic/ckr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/vladislavbailovic/ckr'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vladislavbailovic/ckr" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vladislavbailovic/ckr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vladislavbailovic/ckr'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 499d8f14efd4f42aa17505f0cc92c71e00ffd44f
[INFO] sha for GitHub repo vladislavbailovic/ckr: 499d8f14efd4f42aa17505f0cc92c71e00ffd44f
[INFO] validating manifest of vladislavbailovic/ckr 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 vladislavbailovic/ckr 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 vladislavbailovic/ckr
[INFO] finished frobbing vladislavbailovic/ckr
[INFO] frobbed toml for vladislavbailovic/ckr written to work/ex/beta-1.38-1/sources/1.37.0/gh/vladislavbailovic/ckr/Cargo.toml
[INFO] started frobbing vladislavbailovic/ckr
[INFO] finished frobbing vladislavbailovic/ckr
[INFO] frobbed toml for vladislavbailovic/ckr written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vladislavbailovic/ckr/Cargo.toml
[INFO] crate vladislavbailovic/ckr 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 vladislavbailovic/ckr against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/vladislavbailovic/ckr:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 3daa0673cb7ca26dea5857a7776c243585d94e1f77ce547608368b499ff85b70
[INFO] running `"docker" "start" "-a" "3daa0673cb7ca26dea5857a7776c243585d94e1f77ce547608368b499ff85b70"`
[INFO] [stderr]    Compiling ckr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/formatter/mod.rs:6:65
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn get_formatter(format: &str, storage: TodoStorage) -> Box<Formatter> {
[INFO] [stderr]   |                                                                 ^^^^^^^^^ help: use `dyn`: `dyn Formatter`
[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/formatter/mod.rs:7:18
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let fmt: Box<Formatter> = match format {
[INFO] [stderr]   |                  ^^^^^^^^^ help: use `dyn`: `dyn Formatter`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.45s
[INFO] running `"docker" "inspect" "3daa0673cb7ca26dea5857a7776c243585d94e1f77ce547608368b499ff85b70"`
[INFO] running `"docker" "rm" "-f" "3daa0673cb7ca26dea5857a7776c243585d94e1f77ce547608368b499ff85b70"`
[INFO] [stdout] 3daa0673cb7ca26dea5857a7776c243585d94e1f77ce547608368b499ff85b70
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/vladislavbailovic/ckr:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 50ad6f5ac45cbc5d6aae36715a238150e5a47ecc012fd90f62adae5b461255f1
[INFO] running `"docker" "start" "-a" "50ad6f5ac45cbc5d6aae36715a238150e5a47ecc012fd90f62adae5b461255f1"`
[INFO] [stderr]    Compiling ckr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/formatter/mod.rs:6:65
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn get_formatter(format: &str, storage: TodoStorage) -> Box<Formatter> {
[INFO] [stderr]   |                                                                 ^^^^^^^^^ help: use `dyn`: `dyn Formatter`
[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/formatter/mod.rs:7:18
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let fmt: Box<Formatter> = match format {
[INFO] [stderr]   |                  ^^^^^^^^^ help: use `dyn`: `dyn Formatter`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "50ad6f5ac45cbc5d6aae36715a238150e5a47ecc012fd90f62adae5b461255f1"`
[INFO] running `"docker" "rm" "-f" "50ad6f5ac45cbc5d6aae36715a238150e5a47ecc012fd90f62adae5b461255f1"`
[INFO] [stdout] 50ad6f5ac45cbc5d6aae36715a238150e5a47ecc012fd90f62adae5b461255f1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/vladislavbailovic/ckr:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] f3d46b5dc1dd89a31aaeb82d0308fe46c2c671c59937992d4ffc6ea89eec07bc
[INFO] running `"docker" "start" "-a" "f3d46b5dc1dd89a31aaeb82d0308fe46c2c671c59937992d4ffc6ea89eec07bc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ckr-4a6b8fc04f0e7b55
[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" "f3d46b5dc1dd89a31aaeb82d0308fe46c2c671c59937992d4ffc6ea89eec07bc"`
[INFO] running `"docker" "rm" "-f" "f3d46b5dc1dd89a31aaeb82d0308fe46c2c671c59937992d4ffc6ea89eec07bc"`
[INFO] [stdout] f3d46b5dc1dd89a31aaeb82d0308fe46c2c671c59937992d4ffc6ea89eec07bc