[INFO] fetching crate aardvark-dns 1.9.0...
[INFO] checking aardvark-dns-1.9.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate aardvark-dns 1.9.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate aardvark-dns 1.9.0 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] started tweaking crates.io crate aardvark-dns 1.9.0
[INFO] finished tweaking crates.io crate aardvark-dns 1.9.0
[INFO] tweaked toml for crates.io crate aardvark-dns 1.9.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate aardvark-dns 1.9.0 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 }`
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[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] 52d132440316d7c4f7d0577e41c2ba659308e7194072a529613f51622aae3c6e
[INFO] running `Command { std: "docker" "start" "-a" "52d132440316d7c4f7d0577e41c2ba659308e7194072a529613f51622aae3c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52d132440316d7c4f7d0577e41c2ba659308e7194072a529613f51622aae3c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52d132440316d7c4f7d0577e41c2ba659308e7194072a529613f51622aae3c6e", kill_on_drop: false }`
[INFO] [stdout] 52d132440316d7c4f7d0577e41c2ba659308e7194072a529613f51622aae3c6e
[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] 9834921218c0a54ffa7de69858391d27945c52847d03eaf9b9f86ffd0a349034
[INFO] running `Command { std: "docker" "start" "-a" "9834921218c0a54ffa7de69858391d27945c52847d03eaf9b9f86ffd0a349034", kill_on_drop: false }`
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[INFO] [stderr]    Compiling thiserror v1.0.50
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[INFO] [stderr]     Checking futures-sink v0.3.29
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[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]    Compiling signal-hook v0.3.17
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[INFO] [stderr]     Checking unicode-normalization v0.1.22
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[INFO] [stderr]     Checking num_cpus v1.16.0
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[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking clap_builder v4.3.24
[INFO] [stderr]     Checking url v2.4.1
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[INFO] [stderr]    Compiling aardvark-dns v1.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling enum-as-inner v0.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.192
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]     Checking tokio v1.34.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking clap v4.3.24
[INFO] [stderr]     Checking hickory-proto v0.24.0
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking hickory-server v0.24.0
[INFO] [stderr]     Checking hickory-client v0.24.0
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/backend/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/config/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `resolv_conf` is imported redundantly
[INFO] [stdout]   --> src/dns/coredns.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use resolv_conf;
[INFO] [stdout]    |     ^^^^^^^^^^^ the item `resolv_conf` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/backend/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/config/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `resolv_conf` is imported redundantly
[INFO] [stdout]   --> src/dns/coredns.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use resolv_conf;
[INFO] [stdout]    |     ^^^^^^^^^^^ the item `resolv_conf` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.62s
[INFO] running `Command { std: "docker" "inspect" "9834921218c0a54ffa7de69858391d27945c52847d03eaf9b9f86ffd0a349034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9834921218c0a54ffa7de69858391d27945c52847d03eaf9b9f86ffd0a349034", kill_on_drop: false }`
[INFO] [stdout] 9834921218c0a54ffa7de69858391d27945c52847d03eaf9b9f86ffd0a349034