[INFO] cloning repository https://github.com/hjiayz/todorpc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hjiayz/todorpc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhjiayz%2Ftodorpc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhjiayz%2Ftodorpc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc420f18871b1ffd8e4f155613ceb8e362b61212
[INFO] checking hjiayz/todorpc against master#9cf699d2ff4ff23a6d6862a35727f4d5d3567dae for pr-98456-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhjiayz%2Ftodorpc" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hjiayz/todorpc on toolchain 9cf699d2ff4ff23a6d6862a35727f4d5d3567dae
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hjiayz/todorpc
[INFO] finished tweaking git repo https://github.com/hjiayz/todorpc
[INFO] tweaked toml for git repo https://github.com/hjiayz/todorpc written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/hjiayz/todorpc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d113a8fb1b298facdd416196fab59c72c50c37939400e412b2e6fb2bacb5d5bb
[INFO] running `Command { std: "docker" "start" "-a" "d113a8fb1b298facdd416196fab59c72c50c37939400e412b2e6fb2bacb5d5bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d113a8fb1b298facdd416196fab59c72c50c37939400e412b2e6fb2bacb5d5bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d113a8fb1b298facdd416196fab59c72c50c37939400e412b2e6fb2bacb5d5bb", kill_on_drop: false }`
[INFO] [stdout] d113a8fb1b298facdd416196fab59c72c50c37939400e412b2e6fb2bacb5d5bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 336e4982e8621758370a9e74c497ea1945ab95b7691ec47ba50f9335188b0f9f
[INFO] running `Command { std: "docker" "start" "-a" "336e4982e8621758370a9e74c497ea1945ab95b7691ec47ba50f9335188b0f9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
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[INFO] [stderr]     Checking cfg-if v0.1.10
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[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
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[INFO] [stderr]     Checking once_cell v1.4.0
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[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking bytes v0.5.5
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[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
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[INFO] [stderr]    Compiling getrandom v0.1.14
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[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking openssl-probe v0.1.2
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[INFO] [stderr]    Compiling typenum v1.12.0
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[INFO] [stderr]    Compiling rustversion v1.0.3
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[INFO] [stderr]    Compiling autocfg v1.0.0
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[INFO] [stderr]    Compiling bumpalo v3.4.0
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[INFO] [stderr]     Checking foreign-types-shared v0.1.1
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[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]     Checking foreign-types v0.3.2
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[INFO] [stderr]    Compiling ring v0.16.15
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[INFO] [stderr]    Compiling syn-mid v0.5.0
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[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.64
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.9
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.64
[INFO] [stderr]     Checking sct v0.6.0
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[INFO] [stderr]     Checking rustls v0.17.0
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[INFO] [stderr]     Checking rustls-native-certs v0.3.0
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]     Checking tracing v0.1.16
[INFO] [stderr]     Checking quinn-proto v0.6.1
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking todorpc v0.1.0 (/opt/rustwide/workdir/todorpc)
[INFO] [stderr]     Checking todorpc_server_core v0.1.0 (/opt/rustwide/workdir/todorpc_server_core)
[INFO] [stderr]     Checking define v0.1.0 (/opt/rustwide/workdir/examples/define)
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking quinn v0.6.1
[INFO] [stderr]     Checking tokio-tungstenite v0.10.1
[INFO] [stderr]     Checking todorpc_server_tcp v0.1.0 (/opt/rustwide/workdir/todorpc_server_tcp)
[INFO] [stderr]     Checking todorpc_client_tcp v0.1.0 (/opt/rustwide/workdir/todorpc_client_tcp)
[INFO] [stderr]     Checking js-sys v0.3.41
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking tcpclient v0.1.0 (/opt/rustwide/workdir/examples/tcpclient)
[INFO] [stderr]     Checking todorpc_server_websocket v0.1.0 (/opt/rustwide/workdir/todorpc_server_websocket)
[INFO] [stderr]     Checking web-sys v0.3.41
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.14
[INFO] [stderr]     Checking todorpc_server_quic v0.1.0 (/opt/rustwide/workdir/todorpc_server_quic)
[INFO] [stderr]     Checking todorpc_client_quic v0.1.0 (/opt/rustwide/workdir/todorpc_client_quic)
[INFO] [stderr]     Checking server v0.1.0 (/opt/rustwide/workdir/examples/server)
[INFO] [stderr]     Checking quiclient v0.1.0 (/opt/rustwide/workdir/examples/quiclient)
[INFO] [stderr]     Checking todorpc_web v0.1.0 (/opt/rustwide/workdir/todorpc_web)
[INFO] [stderr]     Checking console_log v0.2.0
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> todorpc_web/src/lib.rs:178:19
[INFO] [stdout]     |
[INFO] [stdout] 178 |     let (open_tx, mut open_rx) = mpsc::unbounded();
[INFO] [stdout]     |                   ----^^^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> todorpc_web/src/lib.rs:178:19
[INFO] [stdout]     |
[INFO] [stdout] 178 |     let (open_tx, mut open_rx) = mpsc::unbounded();
[INFO] [stdout]     |                   ----^^^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking wsclient v0.1.0 (/opt/rustwide/workdir/examples/wsclient)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 42s
[INFO] running `Command { std: "docker" "inspect" "336e4982e8621758370a9e74c497ea1945ab95b7691ec47ba50f9335188b0f9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "336e4982e8621758370a9e74c497ea1945ab95b7691ec47ba50f9335188b0f9f", kill_on_drop: false }`
[INFO] [stdout] 336e4982e8621758370a9e74c497ea1945ab95b7691ec47ba50f9335188b0f9f