[INFO] crate plotlib 0.3.0 is already in cache
[INFO] extracting crate plotlib 0.3.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/plotlib/0.3.0
[INFO] extracting crate plotlib 0.3.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/plotlib/0.3.0
[INFO] validating manifest of plotlib-0.3.0 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of plotlib-0.3.0 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing plotlib-0.3.0
[INFO] finished frobbing plotlib-0.3.0
[INFO] frobbed toml for plotlib-0.3.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/plotlib/0.3.0/Cargo.toml
[INFO] started frobbing plotlib-0.3.0
[INFO] finished frobbing plotlib-0.3.0
[INFO] frobbed toml for plotlib-0.3.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/plotlib/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing plotlib-0.3.0 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/plotlib/0.3.0:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 00fa71ade553e4af5a8e4cf543ae60caf161c8ff5f8bd9983c697631834717cf
[INFO] running `"docker" "start" "-a" "00fa71ade553e4af5a8e4cf543ae60caf161c8ff5f8bd9983c697631834717cf"`
[INFO] [stderr]    Compiling plotlib v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `x_axis`
[INFO] [stderr]    --> src/function.rs:148:9
[INFO] [stderr]     |
[INFO] [stderr] 148 |         x_axis: &axis::Axis,
[INFO] [stderr]     |         ^^^^^^ help: consider prefixing with an underscore: `_x_axis`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y_axis`
[INFO] [stderr]    --> src/function.rs:149:9
[INFO] [stderr]     |
[INFO] [stderr] 149 |         y_axis: &axis::Axis,
[INFO] [stderr]     |         ^^^^^^ help: consider prefixing with an underscore: `_y_axis`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `face_width`
[INFO] [stderr]    --> src/function.rs:150:9
[INFO] [stderr]     |
[INFO] [stderr] 150 |         face_width: u32,
[INFO] [stderr]     |         ^^^^^^^^^^ help: consider prefixing with an underscore: `_face_width`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `face_height`
[INFO] [stderr]    --> src/function.rs:151:9
[INFO] [stderr]     |
[INFO] [stderr] 151 |         face_height: u32,
[INFO] [stderr]     |         ^^^^^^^^^^^ help: consider prefixing with an underscore: `_face_height`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `num_views`
[INFO] [stderr]   --> src/page.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     num_views: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `"docker" "inspect" "00fa71ade553e4af5a8e4cf543ae60caf161c8ff5f8bd9983c697631834717cf"`
[INFO] running `"docker" "rm" "-f" "00fa71ade553e4af5a8e4cf543ae60caf161c8ff5f8bd9983c697631834717cf"`
[INFO] [stdout] 00fa71ade553e4af5a8e4cf543ae60caf161c8ff5f8bd9983c697631834717cf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/plotlib/0.3.0:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3378609835f88c23e2dc8d21dea09df917847dc028aa19879638ffa3ca119661
[INFO] running `"docker" "start" "-a" "3378609835f88c23e2dc8d21dea09df917847dc028aa19879638ffa3ca119661"`
[INFO] [stderr]    Compiling plotlib v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `x_axis`
[INFO] [stderr]    --> src/function.rs:148:9
[INFO] [stderr]     |
[INFO] [stderr] 148 |         x_axis: &axis::Axis,
[INFO] [stderr]     |         ^^^^^^ help: consider prefixing with an underscore: `_x_axis`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y_axis`
[INFO] [stderr]    --> src/function.rs:149:9
[INFO] [stderr]     |
[INFO] [stderr] 149 |         y_axis: &axis::Axis,
[INFO] [stderr]     |         ^^^^^^ help: consider prefixing with an underscore: `_y_axis`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `face_width`
[INFO] [stderr]    --> src/function.rs:150:9
[INFO] [stderr]     |
[INFO] [stderr] 150 |         face_width: u32,
[INFO] [stderr]     |         ^^^^^^^^^^ help: consider prefixing with an underscore: `_face_width`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `face_height`
[INFO] [stderr]    --> src/function.rs:151:9
[INFO] [stderr]     |
[INFO] [stderr] 151 |         face_height: u32,
[INFO] [stderr]     |         ^^^^^^^^^^^ help: consider prefixing with an underscore: `_face_height`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `num_views`
[INFO] [stderr]   --> src/page.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     num_views: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.47s
[INFO] running `"docker" "inspect" "3378609835f88c23e2dc8d21dea09df917847dc028aa19879638ffa3ca119661"`
[INFO] running `"docker" "rm" "-f" "3378609835f88c23e2dc8d21dea09df917847dc028aa19879638ffa3ca119661"`
[INFO] [stdout] 3378609835f88c23e2dc8d21dea09df917847dc028aa19879638ffa3ca119661
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/plotlib/0.3.0:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] de6d22add8d7f10a8a7d0988f8f9661d93686a4b2c6c172f2a7915131539976e
[INFO] running `"docker" "start" "-a" "de6d22add8d7f10a8a7d0988f8f9661d93686a4b2c6c172f2a7915131539976e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/plotlib-8bee901e2169d235
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test axis::tests::test_calculate_tick_step_for_range ... ok
[INFO] [stdout] test axis::tests::test_number_of_ticks ... ok
[INFO] [stdout] test axis::tests::test_tick_step_generator ... ok
[INFO] [stdout] test svg_render::tests::test_value_to_face_offset ... ok
[INFO] [stdout] test text_render::tests::test_render_y_axis_strings ... ok
[INFO] [stdout] test text_render::tests::test_render_face_points ... ok
[INFO] [stdout] test text_render::tests::test_render_x_axis_strings ... ok
[INFO] [stdout] test text_render::tests::test_render_face_bars ... ok
[INFO] [stdout] test axis::tests::test_calculate_ticks ... ok
[INFO] [stdout] test text_render::tests::test_overlay ... ok
[INFO] [stdout] test text_render::tests::test_bins_for_cells ... ok
[INFO] [stdout] test text_render::tests::test_value_to_axis_cell_offset ... ok
[INFO] [stdout] test text_render::tests::test_x_axis_label ... ok
[INFO] [stderr]    Doc-tests plotlib
[INFO] [stdout] test utils::tests::test_pairwise ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/histogram.rs - histogram (line 5) ... ok
[INFO] [stdout] test src/function.rs - function (line 5) ... 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" "de6d22add8d7f10a8a7d0988f8f9661d93686a4b2c6c172f2a7915131539976e"`
[INFO] running `"docker" "rm" "-f" "de6d22add8d7f10a8a7d0988f8f9661d93686a4b2c6c172f2a7915131539976e"`
[INFO] [stdout] de6d22add8d7f10a8a7d0988f8f9661d93686a4b2c6c172f2a7915131539976e