[INFO] fetching crate snocat-cli 0.8.0-alpha.5...
[INFO] checking snocat-cli-0.8.0-alpha.5 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate snocat-cli 0.8.0-alpha.5 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate snocat-cli 0.8.0-alpha.5
[INFO] finished tweaking crates.io crate snocat-cli 0.8.0-alpha.5
[INFO] tweaked toml for crates.io crate snocat-cli 0.8.0-alpha.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate snocat-cli 0.8.0-alpha.5 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate snocat-cli 0.8.0-alpha.5 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0cfbbb214939433e50ed8c7406d86fe9e98527a16a411309c48f6e7abdd9d1d7
[INFO] running `Command { std: "docker" "start" "-a" "0cfbbb214939433e50ed8c7406d86fe9e98527a16a411309c48f6e7abdd9d1d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cfbbb214939433e50ed8c7406d86fe9e98527a16a411309c48f6e7abdd9d1d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cfbbb214939433e50ed8c7406d86fe9e98527a16a411309c48f6e7abdd9d1d7", kill_on_drop: false }`
[INFO] [stdout] 0cfbbb214939433e50ed8c7406d86fe9e98527a16a411309c48f6e7abdd9d1d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c48ab01931e46761135158978ef377642c4c846c17387cf1f046584e6a23dc5
[INFO] running `Command { std: "docker" "start" "-a" "7c48ab01931e46761135158978ef377642c4c846c17387cf1f046584e6a23dc5", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling log v0.4.17
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[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]     Checking futures-sink v0.3.26
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[INFO] [stderr]    Compiling tokio v1.29.1
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[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]     Checking getrandom v0.2.8
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[INFO] [stderr]    Compiling serde_derive v1.0.152
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[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]     Checking tracing v0.1.37
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[INFO] [stderr]     Checking quinn-udp v0.4.1
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[INFO] [stderr]     Checking tokio-stream v0.1.11
[INFO] [stderr]     Checking futures-executor v0.3.26
[INFO] [stderr]     Checking futures v0.3.26
[INFO] [stderr]     Checking quinn v0.10.2
[INFO] [stderr]     Checking uuid v1.3.0
[INFO] [stderr]     Checking snocat v0.8.0-alpha.5
[INFO] [stderr]     Checking snocat-cli v0.8.0-alpha.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/services/demand_proxy.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |         Box::new(stop_accepting).cancelled()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_allocation)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/services/demand_proxy.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |         Box::new(stop_accepting).cancelled()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_allocation)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.80s
[INFO] running `Command { std: "docker" "inspect" "7c48ab01931e46761135158978ef377642c4c846c17387cf1f046584e6a23dc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c48ab01931e46761135158978ef377642c4c846c17387cf1f046584e6a23dc5", kill_on_drop: false }`
[INFO] [stdout] 7c48ab01931e46761135158978ef377642c4c846c17387cf1f046584e6a23dc5