[INFO] cloning repository https://github.com/nclack/try-mdns
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nclack/try-mdns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnclack%2Ftry-mdns", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnclack%2Ftry-mdns'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b69fe898a58f95316172c63756fcd056b2aea39
[INFO] checking nclack/try-mdns against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnclack%2Ftry-mdns" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nclack/try-mdns 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 git repo https://github.com/nclack/try-mdns
[INFO] finished tweaking git repo https://github.com/nclack/try-mdns
[INFO] tweaked toml for git repo https://github.com/nclack/try-mdns written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nclack/try-mdns 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 }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-executor v1.7.2
[INFO] [stderr]   Downloaded mdns-sd v0.9.3
[INFO] [stderr]   Downloaded async-lock v3.1.1
[INFO] [stderr]   Downloaded syn v2.0.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3c065cae3fdf3c2a0a499f0f4a003300a8ed24f74aa901f715ce9f7544f446fa
[INFO] running `Command { std: "docker" "start" "-a" "3c065cae3fdf3c2a0a499f0f4a003300a8ed24f74aa901f715ce9f7544f446fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c065cae3fdf3c2a0a499f0f4a003300a8ed24f74aa901f715ce9f7544f446fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c065cae3fdf3c2a0a499f0f4a003300a8ed24f74aa901f715ce9f7544f446fa", kill_on_drop: false }`
[INFO] [stdout] 3c065cae3fdf3c2a0a499f0f4a003300a8ed24f74aa901f715ce9f7544f446fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9b936c5bd44c46c6e8e4f95f9bd6e84f15685a156ed9b6a62f82106a5b040d22
[INFO] running `Command { std: "docker" "start" "-a" "9b936c5bd44c46c6e8e4f95f9bd6e84f15685a156ed9b6a62f82106a5b040d22", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling rustix v0.37.17
[INFO] [stderr]     Checking linux-raw-sys v0.3.6
[INFO] [stderr]     Checking futures-io v0.3.29
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling rustix v0.38.25
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.11
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking async-task v4.5.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]     Checking futures-lite v2.0.1
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking piper v0.2.1
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]     Checking concurrent-queue v2.2.0
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking event-listener v3.1.0
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking event-listener-strategy v0.3.0
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]     Checking async-lock v3.1.1
[INFO] [stderr]     Checking async-channel v2.1.0
[INFO] [stderr]     Checking blocking v1.5.1
[INFO] [stderr]     Checking async-executor v1.7.2
[INFO] [stderr]     Checking regex-automata v0.3.3
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking if-addrs v0.10.2
[INFO] [stderr]     Checking gethostname v0.4.3
[INFO] [stderr]     Checking regex v1.9.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.2
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]     Checking is-terminal v0.4.7
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking clap_builder v4.3.19
[INFO] [stderr]     Checking pretty_env_logger v0.5.0
[INFO] [stderr]     Checking polling v3.3.0
[INFO] [stderr]     Checking async-net v1.8.0
[INFO] [stderr]     Checking async-io v2.2.0
[INFO] [stderr]     Checking async-signal v0.2.5
[INFO] [stderr]     Checking async-process v1.8.1
[INFO] [stderr]     Checking pin-project v1.1.2
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]     Checking smol v1.3.0
[INFO] [stderr]     Checking mdns-sd v0.9.3
[INFO] [stderr]     Checking clap v4.3.19
[INFO] [stderr]     Checking try-mdns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.38s
[INFO] running `Command { std: "docker" "inspect" "9b936c5bd44c46c6e8e4f95f9bd6e84f15685a156ed9b6a62f82106a5b040d22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b936c5bd44c46c6e8e4f95f9bd6e84f15685a156ed9b6a62f82106a5b040d22", kill_on_drop: false }`
[INFO] [stdout] 9b936c5bd44c46c6e8e4f95f9bd6e84f15685a156ed9b6a62f82106a5b040d22