[INFO] fetching crate l337 0.11.0...
[INFO] checking l337-0.11.0 against master#f167efad2f51088d86180ee89177b3d7c9e7c2f5 for pr-129543
[INFO] extracting crate l337 0.11.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate l337 0.11.0 on toolchain f167efad2f51088d86180ee89177b3d7c9e7c2f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate l337 0.11.0
[INFO] finished tweaking crates.io crate l337 0.11.0
[INFO] tweaked toml for crates.io crate l337 0.11.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 47 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.22.0 (latest: v0.24.1)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding crossbeam-queue v0.2.3 (latest: v0.3.11)
[INFO] [stderr]       Adding crossbeam-utils v0.7.2 (latest: v0.8.20)
[INFO] [stderr]       Adding gimli v0.29.0 (latest: v0.31.0)
[INFO] [stderr]       Adding miniz_oxide v0.7.4 (latest: v0.8.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6b1a343551590b9fefcf578373b4a932893a3d8d7e0ceb1ed2a251cd117d620
[INFO] running `Command { std: "docker" "start" "-a" "c6b1a343551590b9fefcf578373b4a932893a3d8d7e0ceb1ed2a251cd117d620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6b1a343551590b9fefcf578373b4a932893a3d8d7e0ceb1ed2a251cd117d620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6b1a343551590b9fefcf578373b4a932893a3d8d7e0ceb1ed2a251cd117d620", kill_on_drop: false }`
[INFO] [stdout] c6b1a343551590b9fefcf578373b4a932893a3d8d7e0ceb1ed2a251cd117d620
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b5405be5c960dc5aa93944be1bacb04ddb2360e245a67267b73736e4c65a538
[INFO] running `Command { std: "docker" "start" "-a" "7b5405be5c960dc5aa93944be1bacb04ddb2360e245a67267b73736e4c65a538", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking l337 v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `idle_since` is never read
[INFO] [stdout]   --> src/queue.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub(crate) struct Idle<T: Send> {
[INFO] [stdout]    |                   ---- field in this struct
[INFO] [stdout] 69 |     conn: Live<T>,
[INFO] [stdout] 70 |     idle_since: Instant,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Idle` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `idle_since` is never read
[INFO] [stdout]   --> src/queue.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub(crate) struct Idle<T: Send> {
[INFO] [stdout]    |                   ---- field in this struct
[INFO] [stdout] 69 |     conn: Live<T>,
[INFO] [stdout] 70 |     idle_since: Instant,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Idle` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.74s
[INFO] running `Command { std: "docker" "inspect" "7b5405be5c960dc5aa93944be1bacb04ddb2360e245a67267b73736e4c65a538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b5405be5c960dc5aa93944be1bacb04ddb2360e245a67267b73736e4c65a538", kill_on_drop: false }`
[INFO] [stdout] 7b5405be5c960dc5aa93944be1bacb04ddb2360e245a67267b73736e4c65a538