[INFO] fetching crate contrast_renderer 0.1.2...
[INFO] checking contrast_renderer-0.1.2 against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] extracting crate contrast_renderer 0.1.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate contrast_renderer 0.1.2 on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate contrast_renderer 0.1.2
[INFO] finished tweaking crates.io crate contrast_renderer 0.1.2
[INFO] tweaked toml for crates.io crate contrast_renderer 0.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate contrast_renderer 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded waker-fn v1.1.0
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[INFO] [stderr]   Downloaded wayland-commons v0.29.5
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[INFO] [stderr]   Downloaded foreign-types-shared v0.3.1
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[INFO] [stderr]   Downloaded windows v0.44.0
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[INFO] [stderr]   Downloaded geometric_algebra v0.2.1
[INFO] [stderr]   Downloaded gpu-allocator v0.22.0
[INFO] [stderr]   Downloaded downcast-rs v1.2.0
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.36
[INFO] [stderr]   Downloaded wgpu-types v0.17.0
[INFO] [stderr]   Downloaded dispatch v0.2.0
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[INFO] [stderr]   Downloaded mio v0.8.4
[INFO] [stderr]   Downloaded wgpu-core v0.17.0
[INFO] [stderr]   Downloaded ndk v0.7.0
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[INFO] [stderr]   Downloaded ndk-context v0.1.1
[INFO] [stderr]   Downloaded ndk-macro v0.3.0
[INFO] [stderr]   Downloaded jni-sys v0.3.0
[INFO] [stderr]   Downloaded ndk-sys v0.4.1+23.1.7779620
[INFO] [stderr]   Downloaded ndk-glue v0.7.0
[INFO] [stderr]   Downloaded glow v0.12.3
[INFO] [stderr]   Downloaded windows-targets v0.48.0
[INFO] [stderr]   Downloaded raw-window-handle v0.4.3
[INFO] [stderr]   Downloaded cty v0.2.2
[INFO] [stderr]   Downloaded raw-window-handle v0.5.0
[INFO] [stderr]   Downloaded cocoa v0.24.0
[INFO] [stderr]   Downloaded foreign-types-macros v0.2.2
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[INFO] [stderr]   Downloaded d3d12 v0.7.0
[INFO] [stderr]   Downloaded khronos-egl v4.1.0
[INFO] [stderr]   Downloaded wgpu-hal v0.17.0
[INFO] [stderr]   Downloaded objc v0.2.7
[INFO] [stderr]   Downloaded quote v1.0.27
[INFO] [stderr]   Downloaded wgpu v0.17.0
[INFO] [stderr]   Downloaded syn v2.0.16
[INFO] [stderr]   Downloaded png v0.17.6
[INFO] [stderr]   Downloaded safe_arch v0.5.2
[INFO] [stderr]   Downloaded tiny-skia v0.7.0
[INFO] [stderr]   Downloaded freetype-rs v0.26.0
[INFO] [stderr]   Downloaded winit v0.27.3
[INFO] [stderr]   Downloaded async-task v4.3.0
[INFO] [stderr]   Downloaded cache-padded v1.2.0
[INFO] [stderr]   Downloaded concurrent-queue v1.2.4
[INFO] [stderr]   Downloaded parking v2.0.0
[INFO] [stderr]   Downloaded async-executor v1.4.1
[INFO] [stderr]   Downloaded pollster v0.2.5
[INFO] [stderr]   Downloaded gpu-descriptor v0.2.3
[INFO] [stderr]   Downloaded renderdoc-sys v1.0.0
[INFO] [stderr]   Downloaded bitflags v2.3.1
[INFO] [stderr]   Downloaded sctk-adwaita v0.4.2
[INFO] [stderr]   Downloaded foreign-types v0.5.0
[INFO] [stderr]   Downloaded widestring v1.0.2
[INFO] [stderr]   Downloaded wayland-client v0.29.5
[INFO] [stderr]   Downloaded hexf-parse v0.2.1
[INFO] [stderr]   Downloaded range-alloc v0.1.2
[INFO] [stderr]   Downloaded objc_exception v0.1.2
[INFO] [stderr]   Downloaded nix v0.24.2
[INFO] [stderr]   Downloaded gpu-alloc-types v0.3.0
[INFO] [stderr]   Downloaded hassle-rs v0.10.0
[INFO] [stderr]   Downloaded libloading v0.8.0
[INFO] [stderr]   Downloaded codespan-reporting v0.11.1
[INFO] [stderr]   Downloaded wayland-scanner v0.29.5
[INFO] [stderr]   Downloaded dlib v0.5.0
[INFO] [stderr]   Downloaded com-rs v0.2.1
[INFO] [stderr]   Downloaded profiling v1.0.7
[INFO] [stderr]   Downloaded xml-rs v0.8.4
[INFO] [stderr]   Downloaded malloc_buf v0.0.6
[INFO] [stderr]   Downloaded cocoa-foundation v0.1.0
[INFO] [stderr]   Downloaded tiny-skia-path v0.7.0
[INFO] [stderr]   Downloaded calloop v0.10.1
[INFO] [stderr]   Downloaded slotmap v1.0.6
[INFO] [stderr]   Downloaded crossfont v0.5.0
[INFO] [stderr]   Downloaded scoped-tls v1.0.0
[INFO] [stderr]   Downloaded syn v1.0.102
[INFO] [stderr]   Downloaded wayland-sys v0.29.5
[INFO] [stderr]   Downloaded wayland-protocols v0.29.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92cfdf49d1d29cd35ae85bbd8b0e91d602f8495b3b8bf7fa78e9394f478320ff
[INFO] running `Command { std: "docker" "start" "-a" "92cfdf49d1d29cd35ae85bbd8b0e91d602f8495b3b8bf7fa78e9394f478320ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92cfdf49d1d29cd35ae85bbd8b0e91d602f8495b3b8bf7fa78e9394f478320ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92cfdf49d1d29cd35ae85bbd8b0e91d602f8495b3b8bf7fa78e9394f478320ff", kill_on_drop: false }`
[INFO] [stdout] 92cfdf49d1d29cd35ae85bbd8b0e91d602f8495b3b8bf7fa78e9394f478320ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e998cd4536b5ae95145b77c36f85503c4420c1adb15af4734ae9300f91eeaa3
[INFO] running `Command { std: "docker" "start" "-a" "4e998cd4536b5ae95145b77c36f85503c4420c1adb15af4734ae9300f91eeaa3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling proc-macro2 v1.0.58
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]     Checking libloading v0.7.3
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking bitflags v2.3.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]    Compiling ash v0.37.3+1.3.251
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking miniz_oxide v0.5.4
[INFO] [stderr]     Checking gpu-alloc-types v0.3.0
[INFO] [stderr]     Checking raw-window-handle v0.5.0
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking bytemuck v1.12.1
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking unicode-xid v0.2.4
[INFO] [stderr]     Checking hexf-parse v0.2.1
[INFO] [stderr]     Checking gpu-alloc v0.6.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.58/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking wgpu-types v0.17.0
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]    Compiling smithay-client-toolkit v0.16.0
[INFO] [stderr]    Compiling crossfont v0.5.0
[INFO] [stderr]     Checking libloading v0.8.0
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4e998cd4536b5ae95145b77c36f85503c4420c1adb15af4734ae9300f91eeaa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e998cd4536b5ae95145b77c36f85503c4420c1adb15af4734ae9300f91eeaa3", kill_on_drop: false }`
[INFO] [stdout] 4e998cd4536b5ae95145b77c36f85503c4420c1adb15af4734ae9300f91eeaa3
[INFO] checking contrast_renderer-0.1.2 against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] extracting crate contrast_renderer 0.1.2 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate contrast_renderer 0.1.2 on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate contrast_renderer 0.1.2
[INFO] finished tweaking crates.io crate contrast_renderer 0.1.2
[INFO] tweaked toml for crates.io crate contrast_renderer 0.1.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate contrast_renderer 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc540e5c0946d4480bd094a24767aa9d5ed918eee0b51f3ef1c9218fb0cd24d9
[INFO] running `Command { std: "docker" "start" "-a" "fc540e5c0946d4480bd094a24767aa9d5ed918eee0b51f3ef1c9218fb0cd24d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc540e5c0946d4480bd094a24767aa9d5ed918eee0b51f3ef1c9218fb0cd24d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc540e5c0946d4480bd094a24767aa9d5ed918eee0b51f3ef1c9218fb0cd24d9", kill_on_drop: false }`
[INFO] [stdout] fc540e5c0946d4480bd094a24767aa9d5ed918eee0b51f3ef1c9218fb0cd24d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7aacc055e3067a6f43d0206c0c19d94c489d372ea2ba3fe8033b7f6f78522e62
[INFO] running `Command { std: "docker" "start" "-a" "7aacc055e3067a6f43d0206c0c19d94c489d372ea2ba3fe8033b7f6f78522e62", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling proc-macro2 v1.0.58
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]     Checking libloading v0.7.3
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking bitflags v2.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.58/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling ash v0.37.3+1.3.251
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking miniz_oxide v0.5.4
[INFO] [stderr]     Checking raw-window-handle v0.5.0
[INFO] [stderr]     Checking gpu-alloc-types v0.3.0
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7aacc055e3067a6f43d0206c0c19d94c489d372ea2ba3fe8033b7f6f78522e62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aacc055e3067a6f43d0206c0c19d94c489d372ea2ba3fe8033b7f6f78522e62", kill_on_drop: false }`
[INFO] [stdout] 7aacc055e3067a6f43d0206c0c19d94c489d372ea2ba3fe8033b7f6f78522e62
