[INFO] fetching crate lv2-host-minimal 0.1.1...
[INFO] checking lv2-host-minimal-0.1.1 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate lv2-host-minimal 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate lv2-host-minimal 0.1.1 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lv2-host-minimal 0.1.1
[INFO] finished tweaking crates.io crate lv2-host-minimal 0.1.1
[INFO] tweaked toml for crates.io crate lv2-host-minimal 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate lv2-host-minimal 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lv2_raw v0.2.0
[INFO] [stderr]   Downloaded lilv-sys v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", 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] f20125f588249e90b901d38e1af1a226e3c69538a4d235eb6760dd46a138fbf8
[INFO] running `Command { std: "docker" "start" "-a" "f20125f588249e90b901d38e1af1a226e3c69538a4d235eb6760dd46a138fbf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f20125f588249e90b901d38e1af1a226e3c69538a4d235eb6760dd46a138fbf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f20125f588249e90b901d38e1af1a226e3c69538a4d235eb6760dd46a138fbf8", kill_on_drop: false }`
[INFO] [stdout] f20125f588249e90b901d38e1af1a226e3c69538a4d235eb6760dd46a138fbf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30d354f5be4696b6856118f7e69d19429f1df082a1b15ff7b63eb07a20cda4fd
[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" "30d354f5be4696b6856118f7e69d19429f1df082a1b15ff7b63eb07a20cda4fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]     Checking lv2-sys v2.0.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking lv2_raw v0.2.0
[INFO] [stderr]     Checking lilv-sys v0.2.1
[INFO] [stderr]    Compiling urid-derive v0.1.1
[INFO] [stderr]    Compiling lv2-core-derive v2.1.1
[INFO] [stderr]     Checking urid v0.1.0
[INFO] [stderr]     Checking lv2-core v3.0.0
[INFO] [stderr]     Checking lv2-urid v2.1.0
[INFO] [stderr]     Checking lv2-host-minimal v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `lilv_plugin`
[INFO] [stdout]    --> src/lib.rs:296:5
[INFO] [stdout]     |
[INFO] [stdout] 296 |     lilv_plugin: *const LilvPlugin,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LV2_URID__map` should have an upper case name
[INFO] [stdout]   --> src/lib.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const LV2_URID__map: &[u8; 34usize] = b"http://lv2plug.in/ns/ext/urid#map\0";
[INFO] [stdout]    |           ^^^^^^^^^^^^^ help: convert the identifier to upper case: `LV2_URID_MAP`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lilv_plugin`
[INFO] [stdout]    --> src/lib.rs:296:5
[INFO] [stdout]     |
[INFO] [stdout] 296 |     lilv_plugin: *const LilvPlugin,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LV2_URID__map` should have an upper case name
[INFO] [stdout]   --> src/lib.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const LV2_URID__map: &[u8; 34usize] = b"http://lv2plug.in/ns/ext/urid#map\0";
[INFO] [stdout]    |           ^^^^^^^^^^^^^ help: convert the identifier to upper case: `LV2_URID_MAP`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `audio_midi_instrument_test`
[INFO] [stdout]   --> src/bin.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn audio_midi_instrument_test(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `audio_midi_instrument_test`
[INFO] [stdout]   --> src/bin.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn audio_midi_instrument_test(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.45s
[INFO] running `Command { std: "docker" "inspect" "30d354f5be4696b6856118f7e69d19429f1df082a1b15ff7b63eb07a20cda4fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30d354f5be4696b6856118f7e69d19429f1df082a1b15ff7b63eb07a20cda4fd", kill_on_drop: false }`
[INFO] [stdout] 30d354f5be4696b6856118f7e69d19429f1df082a1b15ff7b63eb07a20cda4fd