[INFO] crate framebuffer 0.1.8 is already in cache
[INFO] extracting crate framebuffer 0.1.8 into work/ex/beta-1.38-1/sources/1.37.0/reg/framebuffer/0.1.8
[INFO] extracting crate framebuffer 0.1.8 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/framebuffer/0.1.8
[INFO] validating manifest of framebuffer-0.1.8 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 framebuffer-0.1.8 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 framebuffer-0.1.8
[INFO] removed 0 missing examples
[INFO] finished frobbing framebuffer-0.1.8
[INFO] frobbed toml for framebuffer-0.1.8 written to work/ex/beta-1.38-1/sources/1.37.0/reg/framebuffer/0.1.8/Cargo.toml
[INFO] started frobbing framebuffer-0.1.8
[INFO] removed 0 missing examples
[INFO] finished frobbing framebuffer-0.1.8
[INFO] frobbed toml for framebuffer-0.1.8 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/framebuffer/0.1.8/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 framebuffer-0.1.8 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-6/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/framebuffer/0.1.8:/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] 5efd14ff104ceced0aadc5ac27216e51cc7f3d0e80e8706e704c89c84fd9d3be
[INFO] running `"docker" "start" "-a" "5efd14ff104ceced0aadc5ac27216e51cc7f3d0e80e8706e704c89c84fd9d3be"`
[INFO] [stderr]    Compiling memmap v0.5.2
[INFO] [stderr]    Compiling framebuffer v0.1.8 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `"docker" "inspect" "5efd14ff104ceced0aadc5ac27216e51cc7f3d0e80e8706e704c89c84fd9d3be"`
[INFO] running `"docker" "rm" "-f" "5efd14ff104ceced0aadc5ac27216e51cc7f3d0e80e8706e704c89c84fd9d3be"`
[INFO] [stdout] 5efd14ff104ceced0aadc5ac27216e51cc7f3d0e80e8706e704c89c84fd9d3be
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/framebuffer/0.1.8:/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] 123e09f779dc2c78ee48a28a4d139ab85a380a711e51b971d06d3f91b4390d42
[INFO] running `"docker" "start" "-a" "123e09f779dc2c78ee48a28a4d139ab85a380a711e51b971d06d3f91b4390d42"`
[INFO] [stderr]    Compiling bmp v0.1.4
[INFO] [stderr]    Compiling framebuffer v0.1.8 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> examples/mandelbrot/main.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     std::io::stdin().read_line(&mut String::new());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `KdMode`
[INFO] [stderr]  --> examples/starfield/main.rs:4:32
[INFO] [stderr]   |
[INFO] [stderr] 4 | use framebuffer::{Framebuffer, KdMode};
[INFO] [stderr]   |                                ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.06s
[INFO] running `"docker" "inspect" "123e09f779dc2c78ee48a28a4d139ab85a380a711e51b971d06d3f91b4390d42"`
[INFO] running `"docker" "rm" "-f" "123e09f779dc2c78ee48a28a4d139ab85a380a711e51b971d06d3f91b4390d42"`
[INFO] [stdout] 123e09f779dc2c78ee48a28a4d139ab85a380a711e51b971d06d3f91b4390d42
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/framebuffer/0.1.8:/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] b87cebda5679c243e1b66d76a13ab72c5c72fd6e048673dd4bc82755ec33c9fc
[INFO] running `"docker" "start" "-a" "b87cebda5679c243e1b66d76a13ab72c5c72fd6e048673dd4bc82755ec33c9fc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/framebuffer-d930d8667aec11ff
[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 framebuffer
[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" "b87cebda5679c243e1b66d76a13ab72c5c72fd6e048673dd4bc82755ec33c9fc"`
[INFO] running `"docker" "rm" "-f" "b87cebda5679c243e1b66d76a13ab72c5c72fd6e048673dd4bc82755ec33c9fc"`
[INFO] [stdout] b87cebda5679c243e1b66d76a13ab72c5c72fd6e048673dd4bc82755ec33c9fc