[INFO] updating cached repository https://github.com/erszcz/visual-search
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88f15a503f9bef3de053da21d47c2268711d87e0
[INFO] testing erszcz/visual-search against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferszcz%2Fvisual-search" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/erszcz/visual-search on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/erszcz/visual-search
[INFO] finished tweaking git repo https://github.com/erszcz/visual-search
[INFO] tweaked toml for git repo https://github.com/erszcz/visual-search written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/erszcz/visual-search already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * /workspace/builds/worker-12/source/src/bin/frame_counter.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /workspace/builds/worker-12/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/tomaka/clock_ticks`
[INFO] [stderr]     Updating git repository `https://github.com/servo/rust-png`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * /workspace/builds/worker-12/source/src/bin/frame_counter.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8bdc188a312f43733867b59534d7013d5906d2d706cda2b69463788e55bf6ee6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8bdc188a312f43733867b59534d7013d5906d2d706cda2b69463788e55bf6ee6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bdc188a312f43733867b59534d7013d5906d2d706cda2b69463788e55bf6ee6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bdc188a312f43733867b59534d7013d5906d2d706cda2b69463788e55bf6ee6", kill_on_drop: false }`
[INFO] [stdout] 8bdc188a312f43733867b59534d7013d5906d2d706cda2b69463788e55bf6ee6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 797de3c8b320afcb39364ee9959a40525b161f62bacbbd818b4204eb208cccaf
[INFO] running `Command { std: "docker" "start" "-a" "797de3c8b320afcb39364ee9959a40525b161f62bacbbd818b4204eb208cccaf", kill_on_drop: false }`
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * /opt/rustwide/workdir/src/bin/frame_counter.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr]    Compiling png-sys v1.6.16 (https://github.com/servo/rust-png#ffbf5bbd)
[INFO] [stderr]    Compiling lzw v0.8.0
[INFO] [stderr]    Compiling byteorder v0.3.13
[INFO] [stderr]    Compiling clock_ticks v0.1.1 (https://github.com/tomaka/clock_ticks#ecdd6e4b)
[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 libz-sys v0.1.9
[INFO] [stderr]    Compiling png v0.1.0 (https://github.com/servo/rust-png#ffbf5bbd)
[INFO] [stderr]    Compiling num-complex v0.3.0
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling sfml v0.9.3
[INFO] [stderr]    Compiling gif v0.5.1
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling enum_primitive v0.0.1
[INFO] [stderr]    Compiling num v0.3.0
[INFO] [stderr]    Compiling png v0.3.1
[INFO] [stdout] error: no rules expected the token `flags`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/common.rs:179:5
[INFO] [stdout]     |
[INFO] [stdout] 179 |     flags Transformations: u32 {
[INFO] [stdout]     |     ^^^^^ no rules expected this token in macro call
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `common::Transformations`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:11:41
[INFO] [stdout]    |
[INFO] [stdout] 11 | use common::{ColorType, BitDepth, Info, Transformations};
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^ no `Transformations` in `common`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TRANSFORM_EXPAND` in the crate root
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:68:26
[INFO] [stdout]    |
[INFO] [stdout] 68 |             transform: ::TRANSFORM_EXPAND | ::TRANSFORM_SCALE_16 | ::TRANSFORM_STRIP_16,
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TRANSFORM_SCALE_16` in the crate root
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:68:47
[INFO] [stdout]    |
[INFO] [stdout] 68 |             transform: ::TRANSFORM_EXPAND | ::TRANSFORM_SCALE_16 | ::TRANSFORM_STRIP_16,
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TRANSFORM_STRIP_16` in the crate root
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:68:70
[INFO] [stdout]    |
[INFO] [stdout] 68 |             transform: ::TRANSFORM_EXPAND | ::TRANSFORM_SCALE_16 | ::TRANSFORM_STRIP_16,
[INFO] [stdout]    |                                                                      ^^^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TRANSFORM_IDENTITY` in the crate root
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:250:27
[INFO] [stdout]     |
[INFO] [stdout] 250 |         if transform == ::TRANSFORM_IDENTITY {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TRANSFORM_EXPAND` in the crate root
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:271:41
[INFO] [stdout]     |
[INFO] [stdout] 271 |                 if transform.contains(::TRANSFORM_EXPAND) {
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TRANSFORM_SCALE_16` in the crate root
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:291:62
[INFO] [stdout]     |
[INFO] [stdout] 291 |                 if bit_depth == 16 && transform.intersects(::TRANSFORM_SCALE_16 | ::TRANSFORM_STRIP_16) {
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TRANSFORM_STRIP_16` in the crate root
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:291:85
[INFO] [stdout]     |
[INFO] [stdout] 291 |                 if bit_depth == 16 && transform.intersects(::TRANSFORM_SCALE_16 | ::TRANSFORM_STRIP_16) {
[INFO] [stdout]     |                                                                                     ^^^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TRANSFORM_IDENTITY` in the crate root
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:313:19
[INFO] [stdout]     |
[INFO] [stdout] 313 |         if t == ::TRANSFORM_IDENTITY {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TRANSFORM_SCALE_16` in the crate root
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:318:23
[INFO] [stdout]     |
[INFO] [stdout] 318 |                     ::TRANSFORM_SCALE_16 | ::TRANSFORM_STRIP_16
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TRANSFORM_STRIP_16` in the crate root
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:318:46
[INFO] [stdout]     |
[INFO] [stdout] 318 |                     ::TRANSFORM_SCALE_16 | ::TRANSFORM_STRIP_16
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TRANSFORM_EXPAND` in the crate root
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:320:35
[INFO] [stdout]     |
[INFO] [stdout] 320 |                 _ if t.contains(::TRANSFORM_EXPAND) => 8,
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TRANSFORM_EXPAND` in the crate root
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:323:46
[INFO] [stdout]     |
[INFO] [stdout] 323 |             let color_type = if t.contains(::TRANSFORM_EXPAND) {
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TRANSFORM_SCALE_16` in the crate root
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:351:15
[INFO] [stdout]     |
[INFO] [stdout] 351 |             ::TRANSFORM_SCALE_16 | ::TRANSFORM_STRIP_16
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TRANSFORM_STRIP_16` in the crate root
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:351:38
[INFO] [stdout]     |
[INFO] [stdout] 351 |             ::TRANSFORM_SCALE_16 | ::TRANSFORM_STRIP_16
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TRANSFORM_EXPAND` in the crate root
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:367:45
[INFO] [stdout]     |
[INFO] [stdout] 367 |             Indexed if trns && t.contains(::TRANSFORM_EXPAND) => 4 * 8,
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TRANSFORM_EXPAND` in the crate root
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:368:37
[INFO] [stdout]     |
[INFO] [stdout] 368 |             Indexed if t.contains(::TRANSFORM_EXPAND) => 3 * 8,
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TRANSFORM_EXPAND` in the crate root
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:369:41
[INFO] [stdout]     |
[INFO] [stdout] 369 |             RGB if trns && t.contains(::TRANSFORM_EXPAND) => 4 * 8,
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TRANSFORM_EXPAND` in the crate root
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:370:47
[INFO] [stdout]     |
[INFO] [stdout] 370 |             Grayscale if trns && t.contains(::TRANSFORM_EXPAND) => 2 * 8,
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TRANSFORM_EXPAND` in the crate root
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:371:39
[INFO] [stdout]     |
[INFO] [stdout] 371 |             Grayscale if t.contains(::TRANSFORM_EXPAND) => 1 * 8,
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TRANSFORM_EXPAND` in the crate root
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/decoder/mod.rs:372:44
[INFO] [stdout]     |
[INFO] [stdout] 372 |             GrayscaleAlpha if t.contains(::TRANSFORM_EXPAND) => 2 * 8,
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^ not found in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no associated item named `Best` found for struct `encoder::flate2::Compression` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/png-0.3.1/src/encoder.rs:141:34
[INFO] [stdout]     |
[INFO] [stdout] 141 |             flate2::Compression::Best
[INFO] [stdout]     |                                  ^^^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  associated item not found in `encoder::flate2::Compression`
[INFO] [stdout]     |                                  help: there is an associated function with a similar name: `best`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 23 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `png`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "797de3c8b320afcb39364ee9959a40525b161f62bacbbd818b4204eb208cccaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "797de3c8b320afcb39364ee9959a40525b161f62bacbbd818b4204eb208cccaf", kill_on_drop: false }`
[INFO] [stdout] 797de3c8b320afcb39364ee9959a40525b161f62bacbbd818b4204eb208cccaf