[INFO] cloning repository https://github.com/K-C-DaCosta/AudioRecorder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/K-C-DaCosta/AudioRecorder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FK-C-DaCosta%2FAudioRecorder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FK-C-DaCosta%2FAudioRecorder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a5ccfeb57aa3a34702c64aa40e51fe9d8345cc72
[INFO] checking K-C-DaCosta/AudioRecorder against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FK-C-DaCosta%2FAudioRecorder" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/K-C-DaCosta/AudioRecorder on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/K-C-DaCosta/AudioRecorder
[INFO] finished tweaking git repo https://github.com/K-C-DaCosta/AudioRecorder
[INFO] tweaked toml for git repo https://github.com/K-C-DaCosta/AudioRecorder written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/K-C-DaCosta/AudioRecorder already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded adhoc_audio v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33874ebeab8730b34f4aa78f130631488e0647255f956a037ea96c7190e006a5
[INFO] running `Command { std: "docker" "start" "-a" "33874ebeab8730b34f4aa78f130631488e0647255f956a037ea96c7190e006a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33874ebeab8730b34f4aa78f130631488e0647255f956a037ea96c7190e006a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33874ebeab8730b34f4aa78f130631488e0647255f956a037ea96c7190e006a5", kill_on_drop: false }`
[INFO] [stdout] 33874ebeab8730b34f4aa78f130631488e0647255f956a037ea96c7190e006a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6e82b906c041e963ab9573a7a21db50da6e6299242adb4096f589cc38c84cd4
[INFO] running `Command { std: "docker" "start" "-a" "c6e82b906c041e963ab9573a7a21db50da6e6299242adb4096f589cc38c84cd4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling libc v0.2.111
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking time v0.3.5
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.78
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.78
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.78
[INFO] [stderr]     Checking wasm-bindgen v0.2.78
[INFO] [stderr]     Checking js-sys v0.3.55
[INFO] [stderr]     Checking web-sys v0.3.55
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.28
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking adhoc_audio v0.1.3
[INFO] [stderr]     Checking audio_recorder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `LinkedList` is imported redundantly
[INFO] [stdout]  --> src/collections/lru_cache.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{linked_list::LinkedList, *};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^  - the item `LinkedList` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `LinkedList` is imported redundantly
[INFO] [stdout]  --> src/collections/lru_cache.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{linked_list::LinkedList, *};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^  - the item `LinkedList` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/math/noise.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Closure` is imported redundantly
[INFO] [stdout]   --> src/main.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 | use wasm_bindgen::{closure::Closure, convert::FromWasmAbi, prelude::*, JsCast, JsValue};
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^                        ---------- the item `Closure` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `JsValue` is imported redundantly
[INFO] [stdout]   --> src/main.rs:12:80
[INFO] [stdout]    |
[INFO] [stdout] 12 | use wasm_bindgen::{closure::Closure, convert::FromWasmAbi, prelude::*, JsCast, JsValue};
[INFO] [stdout]    |                                                            ----------          ^^^^^^^
[INFO] [stdout]    |                                                            |
[INFO] [stdout]    |                                                            the item `JsValue` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Closure` is imported redundantly
[INFO] [stdout]   --> src/main.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 | use wasm_bindgen::{closure::Closure, convert::FromWasmAbi, prelude::*, JsCast, JsValue};
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^                        ---------- the item `Closure` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `JsValue` is imported redundantly
[INFO] [stdout]   --> src/main.rs:12:80
[INFO] [stdout]    |
[INFO] [stdout] 12 | use wasm_bindgen::{closure::Closure, convert::FromWasmAbi, prelude::*, JsCast, JsValue};
[INFO] [stdout]    |                                                            ----------          ^^^^^^^
[INFO] [stdout]    |                                                            |
[INFO] [stdout]    |                                                            the item `JsValue` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.81s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.78
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "c6e82b906c041e963ab9573a7a21db50da6e6299242adb4096f589cc38c84cd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6e82b906c041e963ab9573a7a21db50da6e6299242adb4096f589cc38c84cd4", kill_on_drop: false }`
[INFO] [stdout] c6e82b906c041e963ab9573a7a21db50da6e6299242adb4096f589cc38c84cd4