[INFO] cloning repository https://github.com/nuxeh/roffl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nuxeh/roffl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnuxeh%2Froffl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnuxeh%2Froffl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6fa7c441375715e0641c6173dfa457f798e77dbe
[INFO] checking nuxeh/roffl against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnuxeh%2Froffl" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nuxeh/roffl on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nuxeh/roffl
[INFO] finished tweaking git repo https://github.com/nuxeh/roffl
[INFO] tweaked toml for git repo https://github.com/nuxeh/roffl written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/nuxeh/sntp_request`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quick-xml v0.16.1
[INFO] [stderr]   Downloaded secret-service v1.1.3
[INFO] [stderr]   Downloaded slack v0.23.0
[INFO] [stderr]   Downloaded keyring v0.9.0
[INFO] [stderr]   Downloaded slack_api v0.22.0
[INFO] [stderr]   Downloaded xmpp-parsers v0.15.0
[INFO] [stderr]   Downloaded xmpp v0.3.0
[INFO] [stderr]   Downloaded hybrid-clocks v0.5.3
[INFO] [stderr]   Downloaded serenity v0.8.9
[INFO] [stderr]   Downloaded sasl v0.4.3
[INFO] [stderr]   Downloaded sled v0.31.0
[INFO] [stderr]   Downloaded minidom v0.11.1
[INFO] [stderr]   Downloaded jid v0.7.2
[INFO] [stderr]   Downloaded tokio-xmpp v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15aeb019c72be9f6ad4636c6b1b6900837452329f0a3de77b7bc4a786fa749b0
[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" "15aeb019c72be9f6ad4636c6b1b6900837452329f0a3de77b7bc4a786fa749b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15aeb019c72be9f6ad4636c6b1b6900837452329f0a3de77b7bc4a786fa749b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15aeb019c72be9f6ad4636c6b1b6900837452329f0a3de77b7bc4a786fa749b0", kill_on_drop: false }`
[INFO] [stdout] 15aeb019c72be9f6ad4636c6b1b6900837452329f0a3de77b7bc4a786fa749b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--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] 56fb041b68f61be7f106446b33ff4215f2b319fcf3e78fa19c46ce5ca5a1c02b
[INFO] running `Command { std: "docker" "start" "-a" "56fb041b68f61be7f106446b33ff4215f2b319fcf3e78fa19c46ce5ca5a1c02b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
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[INFO] [stderr]     Checking check_pr v0.1.0 (/opt/rustwide/workdir/tools/check_pr)
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[INFO] [stderr]     Checking base64 v0.10.1
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[INFO] [stderr]    Compiling semver v0.9.0
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[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
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[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
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[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking chacha20-poly1305-aead v0.1.2
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]     Checking futf v0.1.4
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[INFO] [stderr]     Checking kurbo v0.6.3
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[INFO] [stderr]    Compiling parking_lot_core v0.6.2
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[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking parking_lot_core v0.7.2
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[INFO] [stderr]     Checking dbus v0.2.3
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]    Compiling jobserver v0.1.22
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[INFO] [stderr]    Compiling xcb v0.8.2
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[INFO] [stderr]     Checking sha-1 v0.9.6
[INFO] [stderr]     Checking sha2 v0.9.5
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[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking hmac v0.7.1
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[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking rust-argon2 v0.8.3
[INFO] [stderr]     Checking rand_core v0.5.1
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[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling pango v0.8.0
[INFO] [stderr]    Compiling atk v0.8.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking rmp v0.8.10
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking hkdf v0.10.0
[INFO] [stderr]     Checking jid v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking aes v0.6.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.8.0
[INFO] [stderr]     Checking sasl v0.4.3
[INFO] [stderr]     Checking async-compression v0.3.8
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking sled v0.31.0
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr] error: failed to run custom build command for `xcb v0.8.2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/xcb-d35a11acfdedc8ec/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error occured in handler:  ('event:   ', ('xcb', 'Sync', 'AlarmNotify'))
[INFO] [stderr]   Traceback (most recent call last):
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/rs_client.py", line 2448, in <module>
[INFO] [stderr]       module.generate()
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/xcbgen/state.py", line 108, in generate
[INFO] [stderr]       self.close()
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/rs_client.py", line 296, in rs_close
[INFO] [stderr]       _f.writeout(os.path.join(module.rs_srcdir, "ffi", "%s.rs" % _module_name(_ns.ext_name)))
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/rs_client.py", line 114, in writeout
[INFO] [stderr]       with open(path, 'w') as f:
[INFO] [stderr]   OSError: [Errno 30] Read-only file system: '/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/src/ffi/sync.rs'
[INFO] [stderr]   thread 'main' panicked at 'processing of /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/xml/sync.xml returned non-zero (1)', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:75:17
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5592e9a74790 - std::backtrace_rs::backtrace::libunwind::trace::hdcf4f90f85129e83
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x5592e9a74790 - std::backtrace_rs::backtrace::trace_unsynchronized::h2669e30cb82f6732
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5592e9a74790 - std::sys_common::backtrace::_print_fmt::hfbda19e17f6db318
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x5592e9a74790 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1a8751bf59281272
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x5592e9a923df - core::fmt::write::h7aa6cd0067dca82a
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/core/src/fmt/mod.rs:1094:17
[INFO] [stderr]      5:     0x5592e9a723d5 - std::io::Write::write_fmt::hd7dd3a1df9b6befb
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/io/mod.rs:1584:15
[INFO] [stderr]      6:     0x5592e9a7657b - std::sys_common::backtrace::_print::h551e9ec8a9fa8106
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x5592e9a7657b - std::sys_common::backtrace::print::ha4b1c5e95fa040b3
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x5592e9a7657b - std::panicking::default_hook::{{closure}}::h0b34c9ab7fb9f857
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x5592e9a7605d - std::panicking::default_hook::h3067e8318decd17a
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x5592e9a76b2d - std::panicking::rust_panic_with_hook::h81b8facc50f34daa
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x5592e9a76727 - std::panicking::begin_panic_handler::{{closure}}::ha376ab85d95a000e
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x5592e9a74c4c - std::sys_common::backtrace::__rust_end_short_backtrace::h6795c8afdd1a77e6
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x5592e9a76689 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x5592e9a56b7b - std::panicking::begin_panic_fmt::hf43a0025042538e2
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panicking.rs:435:5
[INFO] [stderr]     15:     0x5592e9a5da54 - build_script_build::main::{{closure}}::h51e072389a69b90d
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:75:17
[INFO] [stderr]     16:     0x5592e9a5c5e5 - build_script_build::visit_xml::h2541655e8e791158
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:20:44
[INFO] [stderr]     17:     0x5592e9a5cdc3 - build_script_build::main::he1f66535021b5d9b
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:56:5
[INFO] [stderr]     18:     0x5592e9a5a3db - core::ops::function::FnOnce::call_once::h11696126728fc016
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x5592e9a5a2ce - std::sys_common::backtrace::__rust_begin_short_backtrace::hf70c218d2f3daf21
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x5592e9a5f891 - std::rt::lang_start::{{closure}}::h70f857d21a1ef8e0
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/rt.rs:49:18
[INFO] [stderr]     21:     0x5592e9a76f2a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3b8c329143d7638a
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x5592e9a76f2a - std::panicking::try::do_call::h4b72c261b4eefc1b
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x5592e9a76f2a - std::panicking::try::h703d31b7896cbd49
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x5592e9a76f2a - std::panic::catch_unwind::h37cad9b35388a915
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panic.rs:431:14
[INFO] [stderr]     25:     0x5592e9a76f2a - std::rt::lang_start_internal::hab5a8a909af4f90e
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/rt.rs:34:21
[INFO] [stderr]     26:     0x5592e9a5f870 - std::rt::lang_start::hf767dbba880cda43
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/rt.rs:48:5
[INFO] [stderr]     27:     0x5592e9a5db5c - main
[INFO] [stderr]     28:     0x7fb4879a50b3 - __libc_start_main
[INFO] [stderr]     29:     0x5592e9a578ae - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "56fb041b68f61be7f106446b33ff4215f2b319fcf3e78fa19c46ce5ca5a1c02b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56fb041b68f61be7f106446b33ff4215f2b319fcf3e78fa19c46ce5ca5a1c02b", kill_on_drop: false }`
[INFO] [stdout] 56fb041b68f61be7f106446b33ff4215f2b319fcf3e78fa19c46ce5ca5a1c02b