[INFO] fetching crate minecraft_screenshot_parser 0.3.0...
[INFO] testing minecraft_screenshot_parser-0.3.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate minecraft_screenshot_parser 0.3.0 into /workspace/builds/worker-118/source
[INFO] validating manifest of crates.io crate minecraft_screenshot_parser 0.3.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate minecraft_screenshot_parser 0.3.0
[INFO] finished tweaking crates.io crate minecraft_screenshot_parser 0.3.0
[INFO] tweaked toml for crates.io crate minecraft_screenshot_parser 0.3.0 written to /workspace/builds/worker-118/source/Cargo.toml
[INFO] crate crates.io crate minecraft_screenshot_parser 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytemuck v1.4.0
[INFO] [stderr]   Downloaded imageproc v0.21.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 346344f3bc428bce246a697f48b7fcfc8b2acc642bab8c70ed75c5f839443146
[INFO] running `Command { std: "docker" "start" "-a" "346344f3bc428bce246a697f48b7fcfc8b2acc642bab8c70ed75c5f839443146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "346344f3bc428bce246a697f48b7fcfc8b2acc642bab8c70ed75c5f839443146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "346344f3bc428bce246a697f48b7fcfc8b2acc642bab8c70ed75c5f839443146", kill_on_drop: false }`
[INFO] [stdout] 346344f3bc428bce246a697f48b7fcfc8b2acc642bab8c70ed75c5f839443146
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 433e70d2ac8a14c15e4db50c358e8ba6d44d742d245be863c8e71f2e3a1ca36e
[INFO] running `Command { std: "docker" "start" "-a" "433e70d2ac8a14c15e4db50c358e8ba6d44d742d245be863c8e71f2e3a1ca36e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling ttf-parser v0.6.2
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling bytemuck v1.4.0
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.3
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling conv v0.3.3
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling rusttype v0.9.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling png v0.16.7
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling num-complex v0.3.0
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling rulinalg v0.4.2
[INFO] [stderr]    Compiling num v0.3.0
[INFO] [stderr]    Compiling image v0.23.9
[INFO] [stderr]    Compiling imageproc v0.21.0
[INFO] [stderr]    Compiling minecraft_screenshot_parser v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `total_count`
[INFO] [stdout]    --> src/map_color_correct.rs:185:5
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub total_count: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.51s
[INFO] running `Command { std: "docker" "inspect" "433e70d2ac8a14c15e4db50c358e8ba6d44d742d245be863c8e71f2e3a1ca36e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "433e70d2ac8a14c15e4db50c358e8ba6d44d742d245be863c8e71f2e3a1ca36e", kill_on_drop: false }`
[INFO] [stdout] 433e70d2ac8a14c15e4db50c358e8ba6d44d742d245be863c8e71f2e3a1ca36e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 356d6fd5bfb4a09528dd4ed984b127e481da1b7608e7a2646ea42dc0aa025387
[INFO] running `Command { std: "docker" "start" "-a" "356d6fd5bfb4a09528dd4ed984b127e481da1b7608e7a2646ea42dc0aa025387", kill_on_drop: false }`
[INFO] [stdout] warning: field is never read: `total_count`
[INFO] [stdout]    --> src/map_color_correct.rs:185:5
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub total_count: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling minecraft_screenshot_parser v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `total_count`
[INFO] [stdout]    --> src/map_color_correct.rs:185:5
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub total_count: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/crosshair.rs:636:9
[INFO] [stdout]     |
[INFO] [stdout] 636 |         imageproc::assert_pixels_eq!(cs[0], cr[0]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `imageproc::assert_pixels_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/crosshair.rs:637:9
[INFO] [stdout]     |
[INFO] [stdout] 637 |         imageproc::assert_pixels_eq!(cs[1], cr[1]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `imageproc::assert_pixels_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/crosshair.rs:638:9
[INFO] [stdout]     |
[INFO] [stdout] 638 |         imageproc::assert_pixels_eq!(cs[2], cr[2]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `imageproc::assert_pixels_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/crosshair.rs:639:9
[INFO] [stdout]     |
[INFO] [stdout] 639 |         imageproc::assert_pixels_eq!(cs[3], cr[3]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `imageproc::assert_pixels_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.36s
[INFO] running `Command { std: "docker" "inspect" "356d6fd5bfb4a09528dd4ed984b127e481da1b7608e7a2646ea42dc0aa025387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "356d6fd5bfb4a09528dd4ed984b127e481da1b7608e7a2646ea42dc0aa025387", kill_on_drop: false }`
[INFO] [stdout] 356d6fd5bfb4a09528dd4ed984b127e481da1b7608e7a2646ea42dc0aa025387
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3daf1a43899841d4d72f366a5fa8094eab5b43a2e62585b6c3e0a383f860e124
[INFO] running `Command { std: "docker" "start" "-a" "3daf1a43899841d4d72f366a5fa8094eab5b43a2e62585b6c3e0a383f860e124", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `total_count`
[INFO] [stderr]    --> src/map_color_correct.rs:185:5
[INFO] [stderr]     |
[INFO] [stderr] 185 |     pub total_count: u32,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/crosshair.rs:636:9
[INFO] [stderr]     |
[INFO] [stderr] 636 |         imageproc::assert_pixels_eq!(cs[0], cr[0]);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `imageproc::assert_pixels_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/crosshair.rs:637:9
[INFO] [stderr]     |
[INFO] [stderr] 637 |         imageproc::assert_pixels_eq!(cs[1], cr[1]);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `imageproc::assert_pixels_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/crosshair.rs:638:9
[INFO] [stderr]     |
[INFO] [stderr] 638 |         imageproc::assert_pixels_eq!(cs[2], cr[2]);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `imageproc::assert_pixels_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/crosshair.rs:639:9
[INFO] [stderr]     |
[INFO] [stderr] 639 |         imageproc::assert_pixels_eq!(cs[3], cr[3]);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `imageproc::assert_pixels_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `minecraft_screenshot_parser` (lib) generated 1 warning
[INFO] [stderr] warning: `minecraft_screenshot_parser` (lib test) generated 5 warnings (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minecraft_screenshot_parser-6914adfba85ed46f)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test map::tests::gradient_descent_bad_case_1 ... ignored
[INFO] [stdout] test map::tests::scale_translate ... ok
[INFO] [stdout] test map::tests::gradient_descent_explosion ... ok
[INFO] [stdout] test crosshair::tests::generated_crosshair_kernels ... ok
[INFO] [stdout] test map_color_correct::tests::odd_sized_map - should panic ... ok
[INFO] [stdout] test map::tests::linear_regression_rounded_y ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests minecraft_screenshot_parser
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/map.rs - map::gradient_descent (line 410) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3daf1a43899841d4d72f366a5fa8094eab5b43a2e62585b6c3e0a383f860e124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3daf1a43899841d4d72f366a5fa8094eab5b43a2e62585b6c3e0a383f860e124", kill_on_drop: false }`
[INFO] [stdout] 3daf1a43899841d4d72f366a5fa8094eab5b43a2e62585b6c3e0a383f860e124
