[INFO] fetching crate quantizr 1.4.1...
[INFO] testing quantizr-1.4.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate quantizr 1.4.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate quantizr 1.4.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quantizr 1.4.1
[INFO] finished tweaking crates.io crate quantizr 1.4.1
[INFO] tweaked toml for crates.io crate quantizr 1.4.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d99afe946638b2d2eee656bc27e34970fe1162a81e73fa6656a1162c7978945
[INFO] running `Command { std: "docker" "start" "-a" "8d99afe946638b2d2eee656bc27e34970fe1162a81e73fa6656a1162c7978945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d99afe946638b2d2eee656bc27e34970fe1162a81e73fa6656a1162c7978945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d99afe946638b2d2eee656bc27e34970fe1162a81e73fa6656a1162c7978945", kill_on_drop: false }`
[INFO] [stdout] 8d99afe946638b2d2eee656bc27e34970fe1162a81e73fa6656a1162c7978945
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc1070a637517b63a30908d37123e385a5a7b805e8224c4e5263f5b4e0483f2c
[INFO] running `Command { std: "docker" "start" "-a" "fc1070a637517b63a30908d37123e385a5a7b805e8224c4e5263f5b4e0483f2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling quantizr v1.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "fc1070a637517b63a30908d37123e385a5a7b805e8224c4e5263f5b4e0483f2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc1070a637517b63a30908d37123e385a5a7b805e8224c4e5263f5b4e0483f2c", kill_on_drop: false }`
[INFO] [stdout] fc1070a637517b63a30908d37123e385a5a7b805e8224c4e5263f5b4e0483f2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49560a1bfe1667b736e3f98aa3ce2724bafd2d82669d142a94033b390f5ce9ec
[INFO] running `Command { std: "docker" "start" "-a" "49560a1bfe1667b736e3f98aa3ce2724bafd2d82669d142a94033b390f5ce9ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling quantizr v1.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "49560a1bfe1667b736e3f98aa3ce2724bafd2d82669d142a94033b390f5ce9ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49560a1bfe1667b736e3f98aa3ce2724bafd2d82669d142a94033b390f5ce9ec", kill_on_drop: false }`
[INFO] [stdout] 49560a1bfe1667b736e3f98aa3ce2724bafd2d82669d142a94033b390f5ce9ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8d59f366294a6e17125aac34b0512d10587c0f697f5ae0d1ce47e54a8597b36f
[INFO] running `Command { std: "docker" "start" "-a" "8d59f366294a6e17125aac34b0512d10587c0f697f5ae0d1ce47e54a8597b36f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/quantizr-464f5ce820a56a4f)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests quantizr
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 5) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 28) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 5) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `load_image` in this scope
[INFO] [stdout]  --> src/lib.rs:7:30
[INFO] [stdout]   |
[INFO] [stdout] 5 | let (bytes, width, height) = load_image();
[INFO] [stdout]   |                              ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/lib.rs:9:55
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_5_0() {
[INFO] [stdout]   |                                      --------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let image = quantizr::Image::new(bytes, width, height)?;
[INFO] [stdout]   |                                                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<Result<Infallible, quantizr::Error>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/lib.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_5_0() {
[INFO] [stdout]    |                                      --------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 10 | opts.set_max_colors(256)?;
[INFO] [stdout]    |                         ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, quantizr::Error>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/lib.rs:15:32
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_5_0() {
[INFO] [stdout]    |                                      --------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 13 | result.set_dithering_level(1.0)?;
[INFO] [stdout]    |                                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, quantizr::Error>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/lib.rs:18:51
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_5_0() {
[INFO] [stdout]    |                                      --------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 16 | result.remap_image(&image, indexes.as_mut_slice())?;
[INFO] [stdout]    |                                                   ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, quantizr::Error>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `save_image` in this scope
[INFO] [stdout]   --> src/lib.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | save_image(palette, indexes, width, height);
[INFO] [stdout]    | ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 28) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `width` in this scope
[INFO] [stdout]   --> src/lib.rs:46:30
[INFO] [stdout]    |
[INFO] [stdout] 21 | let mut indexes1 = vec![0u8; width * height];
[INFO] [stdout]    |                              ^^^^^ help: a local variable with a similar name exists: `width1`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `height` in this scope
[INFO] [stdout]   --> src/lib.rs:46:38
[INFO] [stdout]    |
[INFO] [stdout] 21 | let mut indexes1 = vec![0u8; width * height];
[INFO] [stdout]    |                                      ^^^^^^ help: a local variable with a similar name exists: `height1`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `width` in this scope
[INFO] [stdout]   --> src/lib.rs:49:30
[INFO] [stdout]    |
[INFO] [stdout] 24 | let mut indexes2 = vec![0u8; width * height];
[INFO] [stdout]    |                              ^^^^^ help: a local variable with a similar name exists: `width1`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `height` in this scope
[INFO] [stdout]   --> src/lib.rs:49:38
[INFO] [stdout]    |
[INFO] [stdout] 24 | let mut indexes2 = vec![0u8; width * height];
[INFO] [stdout]    |                                      ^^^^^^ help: a local variable with a similar name exists: `height1`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `load_image1` in this scope
[INFO] [stdout]  --> src/lib.rs:32:33
[INFO] [stdout]   |
[INFO] [stdout] 7 | let (bytes1, width1, height1) = load_image1();
[INFO] [stdout]   |                                 ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/lib.rs:33:59
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_28_0() {
[INFO] [stdout]   |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 8 | let image1 = quantizr::Image::new(bytes1, width1, height1)?;
[INFO] [stdout]   |                                                           ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<Result<Infallible, quantizr::Error>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `load_image2` in this scope
[INFO] [stdout]   --> src/lib.rs:36:33
[INFO] [stdout]    |
[INFO] [stdout] 11 | let (bytes2, width2, height2) = load_image2();
[INFO] [stdout]    |                                 ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/lib.rs:37:59
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_28_0() {
[INFO] [stdout]    |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 12 | let image2 = quantizr::Image::new(bytes2, width2, height2)?;
[INFO] [stdout]    |                                                           ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, quantizr::Error>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/lib.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_28_0() {
[INFO] [stdout]    |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 16 | opts.set_max_colors(256)?;
[INFO] [stdout]    |                         ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, quantizr::Error>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/lib.rs:44:32
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_28_0() {
[INFO] [stdout]    |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 19 | result.set_dithering_level(1.0)?;
[INFO] [stdout]    |                                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, quantizr::Error>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/lib.rs:47:53
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_28_0() {
[INFO] [stdout]    |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 22 | result.remap_image(&image1, indexes1.as_mut_slice())?;
[INFO] [stdout]    |                                                     ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, quantizr::Error>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/lib.rs:50:53
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_28_0() {
[INFO] [stdout]    |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 25 | result.remap_image(&image2, indexes2.as_mut_slice())?;
[INFO] [stdout]    |                                                     ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, quantizr::Error>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `save_image1` in this scope
[INFO] [stdout]   --> src/lib.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | save_image1(palette, indexes1, width1, height1);
[INFO] [stdout]    | ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `save_image2` in this scope
[INFO] [stdout]   --> src/lib.rs:55:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | save_image2(palette, indexes2, width2, height2);
[INFO] [stdout]    | ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 14 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 28)
[INFO] [stdout]     src/lib.rs - (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "8d59f366294a6e17125aac34b0512d10587c0f697f5ae0d1ce47e54a8597b36f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d59f366294a6e17125aac34b0512d10587c0f697f5ae0d1ce47e54a8597b36f", kill_on_drop: false }`
[INFO] [stdout] 8d59f366294a6e17125aac34b0512d10587c0f697f5ae0d1ce47e54a8597b36f
[INFO] testing quantizr-1.4.1 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate quantizr 1.4.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate quantizr 1.4.1 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quantizr 1.4.1
[INFO] finished tweaking crates.io crate quantizr 1.4.1
[INFO] tweaked toml for crates.io crate quantizr 1.4.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a2898eb85f7f67d8e27219eea90855ff39ae81c61238e1aae6508ca6d0ee399
[INFO] running `Command { std: "docker" "start" "-a" "1a2898eb85f7f67d8e27219eea90855ff39ae81c61238e1aae6508ca6d0ee399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a2898eb85f7f67d8e27219eea90855ff39ae81c61238e1aae6508ca6d0ee399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a2898eb85f7f67d8e27219eea90855ff39ae81c61238e1aae6508ca6d0ee399", kill_on_drop: false }`
[INFO] [stdout] 1a2898eb85f7f67d8e27219eea90855ff39ae81c61238e1aae6508ca6d0ee399
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b8efabc845209d4d7368ad39c3be196a98072edae7813ed161b8a7ddb98466e
[INFO] running `Command { std: "docker" "start" "-a" "4b8efabc845209d4d7368ad39c3be196a98072edae7813ed161b8a7ddb98466e", kill_on_drop: false }`
[INFO] [stderr]    Compiling quantizr v1.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "4b8efabc845209d4d7368ad39c3be196a98072edae7813ed161b8a7ddb98466e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b8efabc845209d4d7368ad39c3be196a98072edae7813ed161b8a7ddb98466e", kill_on_drop: false }`
[INFO] [stdout] 4b8efabc845209d4d7368ad39c3be196a98072edae7813ed161b8a7ddb98466e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2912527c3f2294c26f339bc8168636dbb92681e2b460c72b1dc8dd03a563e639
[INFO] running `Command { std: "docker" "start" "-a" "2912527c3f2294c26f339bc8168636dbb92681e2b460c72b1dc8dd03a563e639", kill_on_drop: false }`
[INFO] [stderr]    Compiling quantizr v1.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "2912527c3f2294c26f339bc8168636dbb92681e2b460c72b1dc8dd03a563e639", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2912527c3f2294c26f339bc8168636dbb92681e2b460c72b1dc8dd03a563e639", kill_on_drop: false }`
[INFO] [stdout] 2912527c3f2294c26f339bc8168636dbb92681e2b460c72b1dc8dd03a563e639
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 97fd33dd73ec0da54d7d88ecf75d56627b0c09f4b92b5ef85212087b2bc35734
[INFO] running `Command { std: "docker" "start" "-a" "97fd33dd73ec0da54d7d88ecf75d56627b0c09f4b92b5ef85212087b2bc35734", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/quantizr-23b0b0859d57fe76)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests quantizr
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 5) ... FAILED
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] test src/lib.rs - (line 28) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 5) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `load_image` in this scope
[INFO] [stdout]  --> src/lib.rs:7:30
[INFO] [stdout]   |
[INFO] [stdout] 5 | let (bytes, width, height) = load_image();
[INFO] [stdout]   |                              ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/lib.rs:9:55
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_5_0() {
[INFO] [stdout]   |                                      --------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 7 | let image = quantizr::Image::new(bytes, width, height)?;
[INFO] [stdout]   |                                                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<Result<Infallible, quantizr::Error>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/lib.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_5_0() {
[INFO] [stdout]    |                                      --------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 10 | opts.set_max_colors(256)?;
[INFO] [stdout]    |                         ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, quantizr::Error>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/lib.rs:15:32
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_5_0() {
[INFO] [stdout]    |                                      --------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 13 | result.set_dithering_level(1.0)?;
[INFO] [stdout]    |                                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, quantizr::Error>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/lib.rs:18:51
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_5_0() {
[INFO] [stdout]    |                                      --------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 16 | result.remap_image(&image, indexes.as_mut_slice())?;
[INFO] [stdout]    |                                                   ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, quantizr::Error>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `save_image` in this scope
[INFO] [stdout]   --> src/lib.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | save_image(palette, indexes, width, height);
[INFO] [stdout]    | ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 28) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `width` in this scope
[INFO] [stdout]   --> src/lib.rs:46:30
[INFO] [stdout]    |
[INFO] [stdout] 21 | let mut indexes1 = vec![0u8; width * height];
[INFO] [stdout]    |                              ^^^^^ help: a local variable with a similar name exists: `width1`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `height` in this scope
[INFO] [stdout]   --> src/lib.rs:46:38
[INFO] [stdout]    |
[INFO] [stdout] 21 | let mut indexes1 = vec![0u8; width * height];
[INFO] [stdout]    |                                      ^^^^^^ help: a local variable with a similar name exists: `height1`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `width` in this scope
[INFO] [stdout]   --> src/lib.rs:49:30
[INFO] [stdout]    |
[INFO] [stdout] 24 | let mut indexes2 = vec![0u8; width * height];
[INFO] [stdout]    |                              ^^^^^ help: a local variable with a similar name exists: `width1`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `height` in this scope
[INFO] [stdout]   --> src/lib.rs:49:38
[INFO] [stdout]    |
[INFO] [stdout] 24 | let mut indexes2 = vec![0u8; width * height];
[INFO] [stdout]    |                                      ^^^^^^ help: a local variable with a similar name exists: `height1`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `load_image1` in this scope
[INFO] [stdout]  --> src/lib.rs:32:33
[INFO] [stdout]   |
[INFO] [stdout] 7 | let (bytes1, width1, height1) = load_image1();
[INFO] [stdout]   |                                 ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/lib.rs:33:59
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_28_0() {
[INFO] [stdout]   |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 8 | let image1 = quantizr::Image::new(bytes1, width1, height1)?;
[INFO] [stdout]   |                                                           ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<Result<Infallible, quantizr::Error>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `load_image2` in this scope
[INFO] [stdout]   --> src/lib.rs:36:33
[INFO] [stdout]    |
[INFO] [stdout] 11 | let (bytes2, width2, height2) = load_image2();
[INFO] [stdout]    |                                 ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/lib.rs:37:59
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_28_0() {
[INFO] [stdout]    |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 12 | let image2 = quantizr::Image::new(bytes2, width2, height2)?;
[INFO] [stdout]    |                                                           ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, quantizr::Error>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/lib.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_28_0() {
[INFO] [stdout]    |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 16 | opts.set_max_colors(256)?;
[INFO] [stdout]    |                         ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, quantizr::Error>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/lib.rs:44:32
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_28_0() {
[INFO] [stdout]    |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 19 | result.set_dithering_level(1.0)?;
[INFO] [stdout]    |                                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, quantizr::Error>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/lib.rs:47:53
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_28_0() {
[INFO] [stdout]    |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 22 | result.remap_image(&image1, indexes1.as_mut_slice())?;
[INFO] [stdout]    |                                                     ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, quantizr::Error>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/lib.rs:50:53
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_28_0() {
[INFO] [stdout]    |                                      ---------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 25 | result.remap_image(&image2, indexes2.as_mut_slice())?;
[INFO] [stdout]    |                                                     ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Result<Infallible, quantizr::Error>>` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `save_image1` in this scope
[INFO] [stdout]   --> src/lib.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | save_image1(palette, indexes1, width1, height1);
[INFO] [stdout]    | ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `save_image2` in this scope
[INFO] [stdout]   --> src/lib.rs:55:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | save_image2(palette, indexes2, width2, height2);
[INFO] [stdout]    | ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 14 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 28)
[INFO] [stdout]     src/lib.rs - (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "97fd33dd73ec0da54d7d88ecf75d56627b0c09f4b92b5ef85212087b2bc35734", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97fd33dd73ec0da54d7d88ecf75d56627b0c09f4b92b5ef85212087b2bc35734", kill_on_drop: false }`
[INFO] [stdout] 97fd33dd73ec0da54d7d88ecf75d56627b0c09f4b92b5ef85212087b2bc35734
