[INFO] cloning repository https://github.com/mofeing/compressor-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mofeing/compressor-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmofeing%2Fcompressor-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmofeing%2Fcompressor-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e84e67b985ed2ded941dfece349e509850e0fb59
[INFO] checking mofeing/compressor-rs against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmofeing%2Fcompressor-rs" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mofeing/compressor-rs on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mofeing/compressor-rs
[INFO] finished tweaking git repo https://github.com/mofeing/compressor-rs
[INFO] tweaked toml for git repo https://github.com/mofeing/compressor-rs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/mofeing/compressor-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c85684ad5f397c83811e2a96edd6816b1332dfc6556f54c060b5f6c11108afe4
[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" "c85684ad5f397c83811e2a96edd6816b1332dfc6556f54c060b5f6c11108afe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c85684ad5f397c83811e2a96edd6816b1332dfc6556f54c060b5f6c11108afe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c85684ad5f397c83811e2a96edd6816b1332dfc6556f54c060b5f6c11108afe4", kill_on_drop: false }`
[INFO] [stdout] c85684ad5f397c83811e2a96edd6816b1332dfc6556f54c060b5f6c11108afe4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4c6b1b7cc23f9019ae411842a686ce28b142fdfa20c8c2b2100a64dc42ae057
[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" "d4c6b1b7cc23f9019ae411842a686ce28b142fdfa20c8c2b2100a64dc42ae057", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking vst v0.0.2
[INFO] [stderr]     Checking compressor-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 |     env_follower: Box<Follow>,
[INFO] [stdout]    |                       ^^^^^^ help: use `dyn`: `dyn Follow`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frame`
[INFO] [stdout]   --> src/envelope.rs:62:24
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn next(&mut self, frame: f32) -> f32 {
[INFO] [stdout]    |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frames`
[INFO] [stdout]   --> src/envelope.rs:66:30
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn set_attack(&mut self, frames: usize) {
[INFO] [stdout]    |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_frames`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frames`
[INFO] [stdout]   --> src/envelope.rs:70:31
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn set_release(&mut self, frames: usize) {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_frames`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 |     env_follower: Box<Follow>,
[INFO] [stdout]    |                       ^^^^^^ help: use `dyn`: `dyn Follow`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frame`
[INFO] [stdout]   --> src/envelope.rs:62:24
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn next(&mut self, frame: f32) -> f32 {
[INFO] [stdout]    |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frames`
[INFO] [stdout]   --> src/envelope.rs:66:30
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn set_attack(&mut self, frames: usize) {
[INFO] [stdout]    |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_frames`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frames`
[INFO] [stdout]   --> src/envelope.rs:70:31
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn set_release(&mut self, frames: usize) {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_frames`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.38s
[INFO] running `Command { std: "docker" "inspect" "d4c6b1b7cc23f9019ae411842a686ce28b142fdfa20c8c2b2100a64dc42ae057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4c6b1b7cc23f9019ae411842a686ce28b142fdfa20c8c2b2100a64dc42ae057", kill_on_drop: false }`
[INFO] [stdout] d4c6b1b7cc23f9019ae411842a686ce28b142fdfa20c8c2b2100a64dc42ae057