[INFO] cloning repository https://github.com/blacksound/scbuffer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blacksound/scbuffer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblacksound%2Fscbuffer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblacksound%2Fscbuffer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e804b3219184c65e36f00f34e5550c135fea6f6
[INFO] checking blacksound/scbuffer against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblacksound%2Fscbuffer" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/blacksound/scbuffer
[INFO] finished tweaking git repo https://github.com/blacksound/scbuffer
[INFO] tweaked toml for git repo https://github.com/blacksound/scbuffer written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/blacksound/scbuffer on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/blacksound/scbuffer 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded version_check v0.9.1
[INFO] [stderr]   Downloaded thiserror v1.0.14
[INFO] [stderr]   Downloaded thiserror-impl v1.0.14
[INFO] [stderr]   Downloaded cpal v0.11.0
[INFO] [stderr]   Downloaded rosc v0.3.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.10
[INFO] [stderr]   Downloaded regex v1.3.6
[INFO] [stderr]   Downloaded bindgen v0.53.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c92b8d05f8d68f4d73a1ec4300a915bbedfe5bec85c523dbc5e5606d69ba10a
[INFO] running `Command { std: "docker" "start" "-a" "5c92b8d05f8d68f4d73a1ec4300a915bbedfe5bec85c523dbc5e5606d69ba10a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c92b8d05f8d68f4d73a1ec4300a915bbedfe5bec85c523dbc5e5606d69ba10a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c92b8d05f8d68f4d73a1ec4300a915bbedfe5bec85c523dbc5e5606d69ba10a", kill_on_drop: false }`
[INFO] [stdout] 5c92b8d05f8d68f4d73a1ec4300a915bbedfe5bec85c523dbc5e5606d69ba10a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfcc621463c090c68012131816a6ee26d41f2cd17418fb7df433e3157a569d3a
[INFO] running `Command { std: "docker" "start" "-a" "cfcc621463c090c68012131816a6ee26d41f2cd17418fb7df433e3157a569d3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling cpal v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking rosc v0.3.0
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.14
[INFO] [stderr]     Checking thiserror v1.0.14
[INFO] [stderr]     Checking scbuffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.97s
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cfcc621463c090c68012131816a6ee26d41f2cd17418fb7df433e3157a569d3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfcc621463c090c68012131816a6ee26d41f2cd17418fb7df433e3157a569d3a", kill_on_drop: false }`
[INFO] [stdout] cfcc621463c090c68012131816a6ee26d41f2cd17418fb7df433e3157a569d3a
