[INFO] cloning repository https://github.com/fachhhh/advprog-module10-broadcast
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fachhhh/advprog-module10-broadcast" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffachhhh%2Fadvprog-module10-broadcast", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffachhhh%2Fadvprog-module10-broadcast'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff8a8e7c231b4ee77134cebc63adc9c380876953
[INFO] checking fachhhh/advprog-module10-broadcast against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffachhhh%2Fadvprog-module10-broadcast" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
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[INFO] started tweaking git repo https://github.com/fachhhh/advprog-module10-broadcast
[INFO] finished tweaking git repo https://github.com/fachhhh/advprog-module10-broadcast
[INFO] tweaked toml for git repo https://github.com/fachhhh/advprog-module10-broadcast written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fachhhh/advprog-module10-broadcast on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fachhhh/advprog-module10-broadcast 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8111fdbd4c5eb6314f3ca3fd7c7d763e1cbc5066a5a7ebbdba450aa1dc77fe6f
[INFO] running `Command { std: "docker" "start" "-a" "8111fdbd4c5eb6314f3ca3fd7c7d763e1cbc5066a5a7ebbdba450aa1dc77fe6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8111fdbd4c5eb6314f3ca3fd7c7d763e1cbc5066a5a7ebbdba450aa1dc77fe6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8111fdbd4c5eb6314f3ca3fd7c7d763e1cbc5066a5a7ebbdba450aa1dc77fe6f", kill_on_drop: false }`
[INFO] [stdout] 8111fdbd4c5eb6314f3ca3fd7c7d763e1cbc5066a5a7ebbdba450aa1dc77fe6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9469433fc751e45d7c1c9e53ab090f4878916bde653164a6b3ab325d2067898c
[INFO] running `Command { std: "docker" "start" "-a" "9469433fc751e45d7c1c9e53ab090f4878916bde653164a6b3ab325d2067898c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking sha1_smol v1.0.1
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking http v1.3.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking socket2 v0.5.9
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking tokio v1.45.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tokio-util v0.7.15
[INFO] [stderr]     Checking tokio-websockets v0.8.3
[INFO] [stderr]     Checking broadcast_chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.72s
[INFO] running `Command { std: "docker" "inspect" "9469433fc751e45d7c1c9e53ab090f4878916bde653164a6b3ab325d2067898c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9469433fc751e45d7c1c9e53ab090f4878916bde653164a6b3ab325d2067898c", kill_on_drop: false }`
[INFO] [stdout] 9469433fc751e45d7c1c9e53ab090f4878916bde653164a6b3ab325d2067898c