[INFO] fetching crate carbide_controls 0.70.1...
[INFO] checking carbide_controls-0.70.1 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate carbide_controls 0.70.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate carbide_controls 0.70.1 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate carbide_controls 0.70.1
[INFO] finished tweaking crates.io crate carbide_controls 0.70.1
[INFO] tweaked toml for crates.io crate carbide_controls 0.70.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate carbide_controls 0.70.1 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-macro v0.3.12
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[INFO] [stderr]   Downloaded lock_api v0.4.2
[INFO] [stderr]   Downloaded clipboard-win v3.1.1
[INFO] [stderr]   Downloaded carbide_wgpu v0.70.1
[INFO] [stderr]   Downloaded lazy-bytes-cast v5.0.1
[INFO] [stderr]   Downloaded owned_ttf_parser v0.6.0
[INFO] [stderr]   Downloaded rusttype v0.9.2
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[INFO] [stderr]   Downloaded darling_macro v0.10.2
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[INFO] [stderr]   Downloaded futures-executor v0.3.12
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[INFO] [stderr]   Downloaded andrew v0.3.1
[INFO] [stderr]   Downloaded memmap2 v0.1.0
[INFO] [stderr]   Downloaded xcursor v0.3.3
[INFO] [stderr]   Downloaded wayland-cursor v0.28.3
[INFO] [stderr]   Downloaded wayland-scanner v0.28.3
[INFO] [stderr]   Downloaded thread_local v1.1.3
[INFO] [stderr]   Downloaded futures-channel v0.3.12
[INFO] [stderr]   Downloaded futures-core v0.3.12
[INFO] [stderr]   Downloaded futures-util v0.3.12
[INFO] [stderr]   Downloaded ab_glyph_rasterizer v0.1.4
[INFO] [stderr]   Downloaded calloop v0.6.5
[INFO] [stderr]   Downloaded jobserver v0.1.21
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[INFO] [stderr]   Downloaded once_cell v1.5.2
[INFO] [stderr]   Downloaded futures-task v0.3.12
[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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0187400829b76fea8f5f559a4e096652a14b6d6dd35dad349729969d730914de
[INFO] running `Command { std: "docker" "start" "-a" "0187400829b76fea8f5f559a4e096652a14b6d6dd35dad349729969d730914de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0187400829b76fea8f5f559a4e096652a14b6d6dd35dad349729969d730914de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0187400829b76fea8f5f559a4e096652a14b6d6dd35dad349729969d730914de", kill_on_drop: false }`
[INFO] [stdout] 0187400829b76fea8f5f559a4e096652a14b6d6dd35dad349729969d730914de
[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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f3b06848ffcade5ed2c1d8678046745683140b3cc3f0e1f88b33285d9871614
[INFO] running `Command { std: "docker" "start" "-a" "4f3b06848ffcade5ed2c1d8678046745683140b3cc3f0e1f88b33285d9871614", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling wayland-sys v0.28.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
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[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling rayon-core v1.9.0
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[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]    Compiling wayland-scanner v0.28.3
[INFO] [stderr]     Checking gfx-hal v0.6.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking euclid v0.22.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking futures-sink v0.3.12
[INFO] [stderr]     Checking futures-core v0.3.12
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]     Checking futures-io v0.3.12
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking andrew v0.2.1
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[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
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[INFO] [stderr]     Checking spirv_headers v1.5.0
[INFO] [stderr]     Checking sid v0.6.1
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]    Compiling shaderc-sys v0.6.3
[INFO] [stderr]    Compiling wayland-client v0.28.3
[INFO] [stderr]    Compiling wayland-protocols v0.28.3
[INFO] [stderr]     Checking lyon_path v0.17.1
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking inplace_it v0.3.3
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]     Checking tracing v0.1.24
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: shaderc-sys@0.6.3: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: shaderc-sys@0.6.3: System installed library not found.  Falling back to build from source
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `shaderc-sys v0.6.3`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/shaderc-sys-198bc7af0c77e19b/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:warning=Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr]   cargo:warning=System installed library not found.  Falling back to build from source
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/shaderc-sys-0.6.3/build/cmd_finder.rs:50:13:
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   couldn't find required command: "python"
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x559156cc5be2 - std::backtrace_rs::backtrace::libunwind::trace::hd67e08e71d64f12a
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]      1:     0x559156cc5be2 - std::backtrace_rs::backtrace::trace_unsynchronized::h1b6e03ae921b7ccc
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x559156cc5be2 - std::sys_common::backtrace::_print_fmt::h104284235ec6c37d
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x559156cc5be2 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h9ec11fc9f8e1e9e3
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x559156cea86c - core::fmt::rt::Argument::fmt::hba6bb69d73dbc69a
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x559156cea86c - core::fmt::write::h1591db653c658e71
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/fmt/mod.rs:1153:17
[INFO] [stderr]      6:     0x559156cc2e6f - std::io::Write::write_fmt::hfbffa468e7623aef
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/io/mod.rs:1843:15
[INFO] [stderr]      7:     0x559156cc59b4 - std::sys_common::backtrace::_print::h00abfdf27a732373
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x559156cc59b4 - std::sys_common::backtrace::print::ha9520edf621a95dc
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x559156cc71eb - std::panicking::default_hook::{{closure}}::h46e508c07ecf0cb0
[INFO] [stderr]     10:     0x559156cc6f43 - std::panicking::default_hook::h171667a6e5f66517
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x559156cc768d - std::panicking::rust_panic_with_hook::hb748cf56d2d9af62
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x559156cc7562 - std::panicking::begin_panic_handler::{{closure}}::h1f68a14808274394
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x559156cc60b6 - std::sys_common::backtrace::__rust_end_short_backtrace::h36413da1fefb6b73
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x559156cc7294 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x559156c48165 - core::panicking::panic_fmt::hbebe585df2478a90
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x559156c4d496 - build_script_build::cmd_finder::CommandFinder::must_have::{{closure}}::hba10d3587810d096
[INFO] [stderr]     17:     0x559156c4a603 - core::option::Option<T>::unwrap_or_else::h360da123cc2c3944
[INFO] [stderr]     18:     0x559156c4d3f8 - build_script_build::cmd_finder::CommandFinder::must_have::h6c3a6e9700318307
[INFO] [stderr]     19:     0x559156c51475 - build_script_build::main::hf1077b69d27406be
[INFO] [stderr]     20:     0x559156c49b13 - core::ops::function::FnOnce::call_once::h44d978803e1baab4
[INFO] [stderr]     21:     0x559156c48a66 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc0e18a8835c4939b
[INFO] [stderr]     22:     0x559156c49109 - std::rt::lang_start::{{closure}}::ha6ad18a2f3966462
[INFO] [stderr]     23:     0x559156cbef23 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc0dea7e08dfe9d58
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x559156cbef23 - std::panicking::try::do_call::h9e7e3ff0019eca48
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:552:40
[INFO] [stderr]     25:     0x559156cbef23 - std::panicking::try::h4177c8693e12080e
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:516:19
[INFO] [stderr]     26:     0x559156cbef23 - std::panic::catch_unwind::h30c59f0ccf8c5da4
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panic.rs:146:14
[INFO] [stderr]     27:     0x559156cbef23 - std::rt::lang_start_internal::{{closure}}::hc959f2313e587664
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/rt.rs:148:48
[INFO] [stderr]     28:     0x559156cbef23 - std::panicking::try::do_call::h52365037f05374a7
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:552:40
[INFO] [stderr]     29:     0x559156cbef23 - std::panicking::try::h7da172df60cd6061
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:516:19
[INFO] [stderr]     30:     0x559156cbef23 - std::panic::catch_unwind::h88fa8b63d34be7de
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panic.rs:146:14
[INFO] [stderr]     31:     0x559156cbef23 - std::rt::lang_start_internal::hc3039611687c4867
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/rt.rs:148:20
[INFO] [stderr]     32:     0x559156c490e7 - std::rt::lang_start::h52111cf9b09719f9
[INFO] [stderr]     33:     0x559156c51e85 - main
[INFO] [stderr]     34:     0x7f4d4c511d90 - <unknown>
[INFO] [stderr]     35:     0x7f4d4c511e40 - __libc_start_main
[INFO] [stderr]     36:     0x559156c48745 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4f3b06848ffcade5ed2c1d8678046745683140b3cc3f0e1f88b33285d9871614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f3b06848ffcade5ed2c1d8678046745683140b3cc3f0e1f88b33285d9871614", kill_on_drop: false }`
[INFO] [stdout] 4f3b06848ffcade5ed2c1d8678046745683140b3cc3f0e1f88b33285d9871614
