[INFO] crate rsynth 0.1.0 is already in cache
[INFO] checking rsynth-0.1.0 against master#914adf04af1c1a984707f778da3d04590c03d144 for pr-72331
[INFO] extracting crate rsynth 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rsynth 0.1.0 on toolchain 914adf04af1c1a984707f778da3d04590c03d144
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rsynth 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rsynth 0.1.0
[INFO] tweaked toml for crates.io crate rsynth 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate rsynth 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0e29b3001d092f1c69263e52b500ec88aa928ce79d490838e20435be057c35fa
[INFO] running `"docker" "start" "-a" "0e29b3001d092f1c69263e52b500ec88aa928ce79d490838e20435be057c35fa"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking vecstorage v0.1.0
[INFO] [stderr]     Checking midi-consts v0.1.0
[INFO] [stderr]     Checking asprim v0.2.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking rsynth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:96:1
[INFO] [stderr]    |
[INFO] [stderr] 96 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> examples/vst_synth.rs:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `test_synth::*`
[INFO] [stderr]   --> examples/vst_synth.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 | use test_synth::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `test_synth::*`
[INFO] [stderr]   --> examples/jack_synth.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 | use test_synth::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static is never used: `SAMPLE_SIZE`
[INFO] [stderr]   --> examples/test_synth.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | static SAMPLE_SIZE: usize = 65536;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> examples/test_synth.rs:42:8
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn new(sample_size: usize) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `meta_data`
[INFO] [stderr]    --> examples/test_synth.rs:118:8
[INFO] [stderr]     |
[INFO] [stderr] 118 |     fn meta_data() -> MetaData<&'static str, &'static str, &'static str> {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]    --> examples/test_synth.rs:131:12
[INFO] [stderr]     |
[INFO] [stderr] 131 |     pub fn new() -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:96:1
[INFO] [stderr]    |
[INFO] [stderr] 96 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: static is never used: `SAMPLE_SIZE`
[INFO] [stderr]   --> examples/test_synth.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | static SAMPLE_SIZE: usize = 65536;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> examples/test_synth.rs:42:8
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn new(sample_size: usize) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `meta_data`
[INFO] [stderr]    --> examples/test_synth.rs:118:8
[INFO] [stderr]     |
[INFO] [stderr] 118 |     fn meta_data() -> MetaData<&'static str, &'static str, &'static str> {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]    --> examples/test_synth.rs:131:12
[INFO] [stderr]     |
[INFO] [stderr] 131 |     pub fn new() -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.51s
[INFO] running `"docker" "inspect" "0e29b3001d092f1c69263e52b500ec88aa928ce79d490838e20435be057c35fa"`
[INFO] running `"docker" "rm" "-f" "0e29b3001d092f1c69263e52b500ec88aa928ce79d490838e20435be057c35fa"`
[INFO] [stdout] 0e29b3001d092f1c69263e52b500ec88aa928ce79d490838e20435be057c35fa