[INFO] cloning repository https://github.com/Wombatlord/marain-chat-client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Wombatlord/marain-chat-client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWombatlord%2Fmarain-chat-client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWombatlord%2Fmarain-chat-client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ae2dd6dd433f53543bd87f728a26b6a2352b332
[INFO] checking Wombatlord/marain-chat-client against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWombatlord%2Fmarain-chat-client" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Wombatlord/marain-chat-client on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Wombatlord/marain-chat-client
[INFO] finished tweaking git repo https://github.com/Wombatlord/marain-chat-client
[INFO] tweaked toml for git repo https://github.com/Wombatlord/marain-chat-client written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Wombatlord/marain-chat-client 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tungstenite v0.21.0
[INFO] [stderr]   Downloaded http v1.0.0
[INFO] [stderr]   Downloaded tokio-tungstenite v0.21.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7f6941532897d0322b3e6640e9a35755725653b9db8fb4b084874fef103b1ee
[INFO] running `Command { std: "docker" "start" "-a" "c7f6941532897d0322b3e6640e9a35755725653b9db8fb4b084874fef103b1ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7f6941532897d0322b3e6640e9a35755725653b9db8fb4b084874fef103b1ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7f6941532897d0322b3e6640e9a35755725653b9db8fb4b084874fef103b1ee", kill_on_drop: false }`
[INFO] [stdout] c7f6941532897d0322b3e6640e9a35755725653b9db8fb4b084874fef103b1ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acc3f97e68deba16e8b37aeebd042dea13a1383d6ca24d50a773b0cea86f845b
[INFO] running `Command { std: "docker" "start" "-a" "acc3f97e68deba16e8b37aeebd042dea13a1383d6ca24d50a773b0cea86f845b", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking http v1.0.0
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking data-encoding v2.5.0
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking thiserror v1.0.56
[INFO] [stderr]     Checking tungstenite v0.21.0
[INFO] [stderr]     Checking tokio-tungstenite v0.21.0
[INFO] [stderr]     Checking marain-chat-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.01s
[INFO] running `Command { std: "docker" "inspect" "acc3f97e68deba16e8b37aeebd042dea13a1383d6ca24d50a773b0cea86f845b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acc3f97e68deba16e8b37aeebd042dea13a1383d6ca24d50a773b0cea86f845b", kill_on_drop: false }`
[INFO] [stdout] acc3f97e68deba16e8b37aeebd042dea13a1383d6ca24d50a773b0cea86f845b