[INFO] crate graylog-to-grafana 0.2.1 is already in cache
[INFO] extracting crate graylog-to-grafana 0.2.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/graylog-to-grafana/0.2.1
[INFO] extracting crate graylog-to-grafana 0.2.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/graylog-to-grafana/0.2.1
[INFO] validating manifest of graylog-to-grafana-0.2.1 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 graylog-to-grafana-0.2.1 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 graylog-to-grafana-0.2.1
[INFO] finished frobbing graylog-to-grafana-0.2.1
[INFO] frobbed toml for graylog-to-grafana-0.2.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/graylog-to-grafana/0.2.1/Cargo.toml
[INFO] started frobbing graylog-to-grafana-0.2.1
[INFO] finished frobbing graylog-to-grafana-0.2.1
[INFO] frobbed toml for graylog-to-grafana-0.2.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/graylog-to-grafana/0.2.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 graylog-to-grafana-0.2.1 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-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/graylog-to-grafana/0.2.1:/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] fd35366ff3d8294b4a077a2a2d5b0b11078da5d099a99443ae310ee0795085be
[INFO] running `"docker" "start" "-a" "fd35366ff3d8294b4a077a2a2d5b0b11078da5d099a99443ae310ee0795085be"`
[INFO] [stderr]    Compiling graylog-to-grafana v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:102:21
[INFO] [stderr]     |
[INFO] [stderr] 102 | ) -> 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:116:39
[INFO] [stderr]     |
[INFO] [stderr] 116 | ) -> Result<graylog::ContentPack, Box<Error>> {
[INFO] [stderr]     |                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.88s
[INFO] running `"docker" "inspect" "fd35366ff3d8294b4a077a2a2d5b0b11078da5d099a99443ae310ee0795085be"`
[INFO] running `"docker" "rm" "-f" "fd35366ff3d8294b4a077a2a2d5b0b11078da5d099a99443ae310ee0795085be"`
[INFO] [stdout] fd35366ff3d8294b4a077a2a2d5b0b11078da5d099a99443ae310ee0795085be
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/graylog-to-grafana/0.2.1:/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] 7f4f6214749647f9d75d5182670c58b75e7cfabb82c9fb26a3940a2e73813a39
[INFO] running `"docker" "start" "-a" "7f4f6214749647f9d75d5182670c58b75e7cfabb82c9fb26a3940a2e73813a39"`
[INFO] [stderr]    Compiling graylog-to-grafana v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:102:21
[INFO] [stderr]     |
[INFO] [stderr] 102 | ) -> 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:116:39
[INFO] [stderr]     |
[INFO] [stderr] 116 | ) -> Result<graylog::ContentPack, Box<Error>> {
[INFO] [stderr]     |                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.86s
[INFO] running `"docker" "inspect" "7f4f6214749647f9d75d5182670c58b75e7cfabb82c9fb26a3940a2e73813a39"`
[INFO] running `"docker" "rm" "-f" "7f4f6214749647f9d75d5182670c58b75e7cfabb82c9fb26a3940a2e73813a39"`
[INFO] [stdout] 7f4f6214749647f9d75d5182670c58b75e7cfabb82c9fb26a3940a2e73813a39
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/graylog-to-grafana/0.2.1:/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] 0db91b66c475fd0b1eef11d1059cca18836cae363dd312133c2df231a1964ac1
[INFO] running `"docker" "start" "-a" "0db91b66c475fd0b1eef11d1059cca18836cae363dd312133c2df231a1964ac1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/graylog_to_grafana-e98ebd017d3adb7b
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test grafana::tests::panel_bucket_agg_new_date_histogram_with_fake_interval ... ok
[INFO] [stdout] test grafana::tests::panel_bucket_agg_new_date_histogram_without_fake_interval ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0db91b66c475fd0b1eef11d1059cca18836cae363dd312133c2df231a1964ac1"`
[INFO] running `"docker" "rm" "-f" "0db91b66c475fd0b1eef11d1059cca18836cae363dd312133c2df231a1964ac1"`
[INFO] [stdout] 0db91b66c475fd0b1eef11d1059cca18836cae363dd312133c2df231a1964ac1