[INFO] fetching crate loudnessnorm 1.4.0...
[INFO] checking loudnessnorm-1.4.0 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate loudnessnorm 1.4.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate loudnessnorm 1.4.0 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate loudnessnorm 1.4.0
[INFO] finished tweaking crates.io crate loudnessnorm 1.4.0
[INFO] tweaked toml for crates.io crate loudnessnorm 1.4.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate loudnessnorm 1.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b58cdc3320a40f8f2be3bf46d86f8a62c6f9e7a94a1d4e5e7a091d8fbb21fb25
[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" "b58cdc3320a40f8f2be3bf46d86f8a62c6f9e7a94a1d4e5e7a091d8fbb21fb25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b58cdc3320a40f8f2be3bf46d86f8a62c6f9e7a94a1d4e5e7a091d8fbb21fb25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b58cdc3320a40f8f2be3bf46d86f8a62c6f9e7a94a1d4e5e7a091d8fbb21fb25", kill_on_drop: false }`
[INFO] [stdout] b58cdc3320a40f8f2be3bf46d86f8a62c6f9e7a94a1d4e5e7a091d8fbb21fb25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a65f2ad231f8340af719ff21ab5a9f43042e4361835f9065acfcc43f46476820
[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" "a65f2ad231f8340af719ff21ab5a9f43042e4361835f9065acfcc43f46476820", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking loudnessnorm v1.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: module `DSPInfo` should have a snake case name
[INFO] [stdout]  --> src/dsp.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod DSPInfo {
[INFO] [stdout]   |         ^^^^^^^ help: convert the identifier to snake case: `dspinfo`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `DSPInfo` should have a snake case name
[INFO] [stdout]  --> src/dsp.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod DSPInfo {
[INFO] [stdout]   |         ^^^^^^^ help: convert the identifier to snake case: `dspinfo`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.85s
[INFO] running `Command { std: "docker" "inspect" "a65f2ad231f8340af719ff21ab5a9f43042e4361835f9065acfcc43f46476820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a65f2ad231f8340af719ff21ab5a9f43042e4361835f9065acfcc43f46476820", kill_on_drop: false }`
[INFO] [stdout] a65f2ad231f8340af719ff21ab5a9f43042e4361835f9065acfcc43f46476820