[INFO] fetching crate reaper-medium 0.1.0...
[INFO] checking reaper-medium-0.1.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate reaper-medium 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate reaper-medium 0.1.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reaper-medium 0.1.0
[INFO] finished tweaking crates.io crate reaper-medium 0.1.0
[INFO] tweaked toml for crates.io crate reaper-medium 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 59 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding convert_case v0.4.0 (latest: v0.6.0)
[INFO] [stderr]       Adding derive_more v0.99.18 (latest: v1.0.0)
[INFO] [stderr]       Adding enumflags2 v0.6.4 (latest: v0.7.10)
[INFO] [stderr]       Adding enumflags2_derive v0.6.4 (latest: v0.7.10)
[INFO] [stderr]       Adding helgoboss-midi v0.1.2 (latest: v0.4.0)
[INFO] [stderr]       Adding idna v0.5.0 (latest: v1.0.2)
[INFO] [stderr]       Adding libloading v0.5.2 (latest: v0.8.5)
[INFO] [stderr]       Adding num_enum v0.5.11 (latest: v0.7.3)
[INFO] [stderr]       Adding num_enum_derive v0.5.11 (latest: v0.7.3)
[INFO] [stderr]       Adding pulldown-cmark v0.9.6 (latest: v0.12.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] [stderr]       Adding toml v0.7.8 (latest: v0.8.19)
[INFO] [stderr]       Adding toml_edit v0.19.15 (latest: v0.22.20)
[INFO] [stderr]       Adding vst v0.2.1 (latest: v0.4.0)
[INFO] [stderr]       Adding winnow v0.5.40 (latest: v0.6.18)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vst v0.2.1
[INFO] [stderr]   Downloaded core-error v0.0.0
[INFO] [stderr]   Downloaded helgoboss-midi v0.1.2
[INFO] [stderr]   Downloaded c_str_macro v1.0.3
[INFO] [stderr]   Downloaded reaper-low v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82a9142388f99a06a3087cbd2e50e713c640f230a472197d735618ea14890633
[INFO] running `Command { std: "docker" "start" "-a" "82a9142388f99a06a3087cbd2e50e713c640f230a472197d735618ea14890633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82a9142388f99a06a3087cbd2e50e713c640f230a472197d735618ea14890633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82a9142388f99a06a3087cbd2e50e713c640f230a472197d735618ea14890633", kill_on_drop: false }`
[INFO] [stdout] 82a9142388f99a06a3087cbd2e50e713c640f230a472197d735618ea14890633
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae91e6d48ba7bf809c29e2e8207a6869945cd4643663f38165cf7f9461e763f7
[INFO] running `Command { std: "docker" "start" "-a" "ae91e6d48ba7bf809c29e2e8207a6869945cd4643663f38165cf7f9461e763f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
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[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling pulldown-cmark v0.9.6
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking tinyvec v1.8.0
[INFO] [stderr]    Compiling cc v1.1.15
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking c_str_macro v1.0.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling core-error v0.0.0
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]     Checking indexmap v2.5.0
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking syn v2.0.77
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling reaper-low v0.1.0
[INFO] [stderr]     Checking vst v0.2.1
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]     Checking regex-automata v0.4.7
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[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling enumflags2_derive v0.6.4
[INFO] [stderr]     Checking enumflags2 v0.6.4
[INFO] [stderr]     Checking toml v0.7.8
[INFO] [stderr]     Checking version-sync v0.9.5
[INFO] [stderr]     Checking num_enum v0.5.11
[INFO] [stderr]    Compiling derive_more v0.99.18
[INFO] [stderr]     Checking helgoboss-midi v0.1.2
[INFO] [stderr]     Checking reaper-medium v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `owned_user_data_1` and `owned_user_data_2` are never read
[INFO] [stdout]    --> src/audio_hook_register.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 94  | pub(crate) struct MediumAudioHookRegister {
[INFO] [stdout]     |                   ----------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 100 |     owned_user_data_1: Option<Box<dyn Any>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 101 |     owned_user_data_2: Option<Box<dyn Any>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MediumAudioHookRegister` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `owned_user_data_1` and `owned_user_data_2` are never read
[INFO] [stdout]    --> src/audio_hook_register.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 94  | pub(crate) struct MediumAudioHookRegister {
[INFO] [stdout]     |                   ----------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 100 |     owned_user_data_1: Option<Box<dyn Any>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 101 |     owned_user_data_2: Option<Box<dyn Any>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MediumAudioHookRegister` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.89s
[INFO] running `Command { std: "docker" "inspect" "ae91e6d48ba7bf809c29e2e8207a6869945cd4643663f38165cf7f9461e763f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae91e6d48ba7bf809c29e2e8207a6869945cd4643663f38165cf7f9461e763f7", kill_on_drop: false }`
[INFO] [stdout] ae91e6d48ba7bf809c29e2e8207a6869945cd4643663f38165cf7f9461e763f7