[INFO] crate slog-syslog 0.11.0 is already in cache
[INFO] extracting crate slog-syslog 0.11.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/slog-syslog/0.11.0
[INFO] extracting crate slog-syslog 0.11.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/slog-syslog/0.11.0
[INFO] validating manifest of slog-syslog-0.11.0 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 slog-syslog-0.11.0 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 slog-syslog-0.11.0
[INFO] finished frobbing slog-syslog-0.11.0
[INFO] frobbed toml for slog-syslog-0.11.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/slog-syslog/0.11.0/Cargo.toml
[INFO] started frobbing slog-syslog-0.11.0
[INFO] finished frobbing slog-syslog-0.11.0
[INFO] frobbed toml for slog-syslog-0.11.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/slog-syslog/0.11.0/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 slog-syslog-0.11.0 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/slog-syslog/0.11.0:/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] aba0017f18711d6522b8250a83a33ad69228ada46dfcf2f52844f75ef409d3c9
[INFO] running `"docker" "start" "-a" "aba0017f18711d6522b8250a83a33ad69228ada46dfcf2f52844f75ef409d3c9"`
[INFO] [stderr]    Compiling syslog v3.3.0
[INFO] [stderr]    Compiling slog-syslog v0.11.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> lib.rs:121:24
[INFO] [stderr]     |
[INFO] [stderr] 121 |               io: &mut io::Write,
[INFO] [stderr]     |                        ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `"docker" "inspect" "aba0017f18711d6522b8250a83a33ad69228ada46dfcf2f52844f75ef409d3c9"`
[INFO] running `"docker" "rm" "-f" "aba0017f18711d6522b8250a83a33ad69228ada46dfcf2f52844f75ef409d3c9"`
[INFO] [stdout] aba0017f18711d6522b8250a83a33ad69228ada46dfcf2f52844f75ef409d3c9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/slog-syslog/0.11.0:/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] f4cb7cef72894dba7d3de736f9f7963c69a79527a87a4f839f3ebad92f00b38e
[INFO] running `"docker" "start" "-a" "f4cb7cef72894dba7d3de736f9f7963c69a79527a87a4f839f3ebad92f00b38e"`
[INFO] [stderr]    Compiling slog-syslog v0.11.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> lib.rs:121:24
[INFO] [stderr]     |
[INFO] [stderr] 121 |               io: &mut io::Write,
[INFO] [stderr]     |                        ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `"docker" "inspect" "f4cb7cef72894dba7d3de736f9f7963c69a79527a87a4f839f3ebad92f00b38e"`
[INFO] running `"docker" "rm" "-f" "f4cb7cef72894dba7d3de736f9f7963c69a79527a87a4f839f3ebad92f00b38e"`
[INFO] [stdout] f4cb7cef72894dba7d3de736f9f7963c69a79527a87a4f839f3ebad92f00b38e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/slog-syslog/0.11.0:/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] 108bd43ccd6815c3aba2671e5d8bb62459cf683a4f380d0d7a5f9acc984765f4
[INFO] running `"docker" "start" "-a" "108bd43ccd6815c3aba2671e5d8bb62459cf683a4f380d0d7a5f9acc984765f4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/slog_syslog-1faef25f829fdad2
[INFO] [stderr]    Doc-tests slog-syslog
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test lib.rs -  (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "108bd43ccd6815c3aba2671e5d8bb62459cf683a4f380d0d7a5f9acc984765f4"`
[INFO] running `"docker" "rm" "-f" "108bd43ccd6815c3aba2671e5d8bb62459cf683a4f380d0d7a5f9acc984765f4"`
[INFO] [stdout] 108bd43ccd6815c3aba2671e5d8bb62459cf683a4f380d0d7a5f9acc984765f4