[INFO] cloning repository https://github.com/bearice/redproxy-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bearice/redproxy-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbearice%2Fredproxy-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbearice%2Fredproxy-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7fc1830b4ceb21a33146410f3925f32805fc8a1
[INFO] checking bearice/redproxy-rs against master#c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2 for pr-142712
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbearice%2Fredproxy-rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bearice/redproxy-rs
[INFO] finished tweaking git repo https://github.com/bearice/redproxy-rs
[INFO] tweaked toml for git repo https://github.com/bearice/redproxy-rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bearice/redproxy-rs on toolchain c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bearice/redproxy-rs 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" "+c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded owning_ref_async v0.4.5
[INFO] [stderr]   Downloaded fastbloom v0.9.0
[INFO] [stderr]   Downloaded cidr v0.3.1
[INFO] [stderr]   Downloaded procfs v0.17.0
[INFO] [stderr]   Downloaded hickory-resolver v0.25.2
[INFO] [stderr]   Downloaded procfs-core v0.17.0
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[INFO] [stderr]   Downloaded lru v0.16.0
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[INFO] [stderr]   Downloaded protobuf v3.7.2
[INFO] [stderr]   Downloaded hickory-proto v0.25.2
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c70846d05aa6c0a0b8378be4616c461d174371b1a17334e2f96dbfea11ded4a4
[INFO] running `Command { std: "docker" "start" "-a" "c70846d05aa6c0a0b8378be4616c461d174371b1a17334e2f96dbfea11ded4a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c70846d05aa6c0a0b8378be4616c461d174371b1a17334e2f96dbfea11ded4a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c70846d05aa6c0a0b8378be4616c461d174371b1a17334e2f96dbfea11ded4a4", kill_on_drop: false }`
[INFO] [stdout] c70846d05aa6c0a0b8378be4616c461d174371b1a17334e2f96dbfea11ded4a4
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 387016a6b8b14f41a0a657a345a7b75123487bccafb73eb880c61e37e9a860da
[INFO] running `Command { std: "docker" "start" "-a" "387016a6b8b14f41a0a657a345a7b75123487bccafb73eb880c61e37e9a860da", kill_on_drop: false }`
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[INFO] [stderr]    Compiling redproxy-rs v0.9.1 (/opt/rustwide/workdir)
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[INFO] [stdout] warning: struct `NoAuth` is never constructed
[INFO] [stdout]    --> src/common/socks.rs:226:12
[INFO] [stdout]     |
[INFO] [stdout] 226 | pub struct NoAuth;
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NoAuth` is never constructed
[INFO] [stdout]    --> src/common/socks.rs:226:12
[INFO] [stdout]     |
[INFO] [stdout] 226 | pub struct NoAuth;
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 29s
[INFO] running `Command { std: "docker" "inspect" "387016a6b8b14f41a0a657a345a7b75123487bccafb73eb880c61e37e9a860da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "387016a6b8b14f41a0a657a345a7b75123487bccafb73eb880c61e37e9a860da", kill_on_drop: false }`
[INFO] [stdout] 387016a6b8b14f41a0a657a345a7b75123487bccafb73eb880c61e37e9a860da