[INFO] fetching crate dashing 0.0.2...
[INFO] checking dashing-0.0.2 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate dashing 0.0.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate dashing 0.0.2 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dashing 0.0.2
[INFO] finished tweaking crates.io crate dashing 0.0.2
[INFO] tweaked toml for crates.io crate dashing 0.0.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate dashing 0.0.2 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f71abef7829f27de7e2ce110ba364e96d8fad4ab47e22cc46191ad6327b2214
[INFO] running `Command { std: "docker" "start" "-a" "7f71abef7829f27de7e2ce110ba364e96d8fad4ab47e22cc46191ad6327b2214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f71abef7829f27de7e2ce110ba364e96d8fad4ab47e22cc46191ad6327b2214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f71abef7829f27de7e2ce110ba364e96d8fad4ab47e22cc46191ad6327b2214", kill_on_drop: false }`
[INFO] [stdout] 7f71abef7829f27de7e2ce110ba364e96d8fad4ab47e22cc46191ad6327b2214
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ca53f398fb96cfead11575777e41c2fe1da9d0a188e4931c114fd3550aaa52d
[INFO] running `Command { std: "docker" "start" "-a" "5ca53f398fb96cfead11575777e41c2fe1da9d0a188e4931c114fd3550aaa52d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking smallvec v1.6.1
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[INFO] [stderr]    Compiling quote v1.0.9
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[INFO] [stderr]    Compiling num-integer v0.1.44
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[INFO] [stderr]     Checking bit-vec v0.6.3
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[INFO] [stderr]     Checking instant v0.1.9
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[INFO] [stderr]     Checking nix v0.20.0
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[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]    Compiling wayland-protocols v0.28.5
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/alloc/src/borrow.rs:180:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wgpu-core v0.8.1
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]     Checking wayland-commons v0.28.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5ca53f398fb96cfead11575777e41c2fe1da9d0a188e4931c114fd3550aaa52d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ca53f398fb96cfead11575777e41c2fe1da9d0a188e4931c114fd3550aaa52d", kill_on_drop: false }`
[INFO] [stdout] 5ca53f398fb96cfead11575777e41c2fe1da9d0a188e4931c114fd3550aaa52d
[INFO] checking dashing-0.0.2 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate dashing 0.0.2 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate dashing 0.0.2 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dashing 0.0.2
[INFO] finished tweaking crates.io crate dashing 0.0.2
[INFO] tweaked toml for crates.io crate dashing 0.0.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate dashing 0.0.2 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" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93a867c7fefaaff9ec1f5aaa2c2761d438e975e2746ccdee3f47fa1a1425fafa
[INFO] running `Command { std: "docker" "start" "-a" "93a867c7fefaaff9ec1f5aaa2c2761d438e975e2746ccdee3f47fa1a1425fafa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93a867c7fefaaff9ec1f5aaa2c2761d438e975e2746ccdee3f47fa1a1425fafa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93a867c7fefaaff9ec1f5aaa2c2761d438e975e2746ccdee3f47fa1a1425fafa", kill_on_drop: false }`
[INFO] [stdout] 93a867c7fefaaff9ec1f5aaa2c2761d438e975e2746ccdee3f47fa1a1425fafa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7ffdb7caaecbdaeb309ef5aad76d9cb9625bd16476254ff26871f07bde88d0d
[INFO] running `Command { std: "docker" "start" "-a" "b7ffdb7caaecbdaeb309ef5aad76d9cb9625bd16476254ff26871f07bde88d0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling wayland-scanner v0.28.5
[INFO] [stderr]    Compiling wayland-sys v0.28.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking spirv_headers v1.5.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling wayland-client v0.28.5
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]    Compiling wayland-protocols v0.28.5
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling wgpu-core v0.8.1
[INFO] [stderr]     Checking wayland-commons v0.28.5
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/alloc/src/borrow.rs:180:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking ash v0.32.1
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b7ffdb7caaecbdaeb309ef5aad76d9cb9625bd16476254ff26871f07bde88d0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7ffdb7caaecbdaeb309ef5aad76d9cb9625bd16476254ff26871f07bde88d0d", kill_on_drop: false }`
[INFO] [stdout] b7ffdb7caaecbdaeb309ef5aad76d9cb9625bd16476254ff26871f07bde88d0d
