[INFO] crate logger 0.4.0 is already in cache
[INFO] extracting crate logger 0.4.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/logger/0.4.0
[INFO] extracting crate logger 0.4.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/logger/0.4.0
[INFO] validating manifest of logger-0.4.0 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 logger-0.4.0 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 logger-0.4.0
[INFO] finished frobbing logger-0.4.0
[INFO] frobbed toml for logger-0.4.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/logger/0.4.0/Cargo.toml
[INFO] started frobbing logger-0.4.0
[INFO] finished frobbing logger-0.4.0
[INFO] frobbed toml for logger-0.4.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/logger/0.4.0/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 logger-0.4.0 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/logger/0.4.0:/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] 3cd4cbfa023f6c2d1d9471e58fe88aa1e349209d4d33f58c20b1639ba5796b29
[INFO] running `"docker" "start" "-a" "3cd4cbfa023f6c2d1d9471e58fe88aa1e349209d4d33f58c20b1639ba5796b29"`
[INFO] [stderr]    Compiling iron v0.6.1
[INFO] [stderr]    Compiling logger v0.4.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:54:33
[INFO] [stderr]    |
[INFO] [stderr] 54 |                     render: &'a Fn(&mut Formatter, &Self::Item) -> Result<(), fmt::Error>)
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Formatter, &Self::Item) -> Result<(), fmt::Error>`
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:1:23
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![deny(missing_docs, warnings)]
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] implied by #[warn(warnings)]
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:63:33
[INFO] [stderr]    |
[INFO] [stderr] 63 |                     render: &'a Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>)
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/format.rs:185:17
[INFO] [stderr]     |
[INFO] [stderr] 185 |     render: &'a Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.84s
[INFO] running `"docker" "inspect" "3cd4cbfa023f6c2d1d9471e58fe88aa1e349209d4d33f58c20b1639ba5796b29"`
[INFO] running `"docker" "rm" "-f" "3cd4cbfa023f6c2d1d9471e58fe88aa1e349209d4d33f58c20b1639ba5796b29"`
[INFO] [stdout] 3cd4cbfa023f6c2d1d9471e58fe88aa1e349209d4d33f58c20b1639ba5796b29
[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/reg/logger/0.4.0:/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] ed28d237bf000c022486d41428acb8f1a4588acaa4b6fab18cdad9d50fa60054
[INFO] running `"docker" "start" "-a" "ed28d237bf000c022486d41428acb8f1a4588acaa4b6fab18cdad9d50fa60054"`
[INFO] [stderr]    Compiling logger v0.4.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:54:33
[INFO] [stderr]    |
[INFO] [stderr] 54 |                     render: &'a Fn(&mut Formatter, &Self::Item) -> Result<(), fmt::Error>)
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Formatter, &Self::Item) -> Result<(), fmt::Error>`
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:1:23
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![deny(missing_docs, warnings)]
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] implied by #[warn(warnings)]
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:63:33
[INFO] [stderr]    |
[INFO] [stderr] 63 |                     render: &'a Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>)
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/format.rs:185:17
[INFO] [stderr]     |
[INFO] [stderr] 185 |     render: &'a Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.76s
[INFO] running `"docker" "inspect" "ed28d237bf000c022486d41428acb8f1a4588acaa4b6fab18cdad9d50fa60054"`
[INFO] running `"docker" "rm" "-f" "ed28d237bf000c022486d41428acb8f1a4588acaa4b6fab18cdad9d50fa60054"`
[INFO] [stdout] ed28d237bf000c022486d41428acb8f1a4588acaa4b6fab18cdad9d50fa60054
[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/reg/logger/0.4.0:/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] 7128202c8f1ec1eee0f85364d568d7442f31331aea8571eb586ba758c4335c0a
[INFO] running `"docker" "start" "-a" "7128202c8f1ec1eee0f85364d568d7442f31331aea8571eb586ba758c4335c0a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/logger-ba789271bfc02777
[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]    Doc-tests logger
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/format.rs - format::Format::default (line 18) ... ignored
[INFO] [stdout] test src/lib.rs - Logger::new (line 28) ... ignored
[INFO] [stdout] test src/lib.rs - Logger::new (line 35) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7128202c8f1ec1eee0f85364d568d7442f31331aea8571eb586ba758c4335c0a"`
[INFO] running `"docker" "rm" "-f" "7128202c8f1ec1eee0f85364d568d7442f31331aea8571eb586ba758c4335c0a"`
[INFO] [stdout] 7128202c8f1ec1eee0f85364d568d7442f31331aea8571eb586ba758c4335c0a