[INFO] cloning repository https://github.com/mowtwo/actix_chat_web
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mowtwo/actix_chat_web" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmowtwo%2Factix_chat_web", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmowtwo%2Factix_chat_web'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed35e9064f34a8807e3ecd18b5bc3f673899d76a
[INFO] checking mowtwo/actix_chat_web against try#51de2e90f91fdec6cf64ff542a4e15b9c177a797 for pr-147294
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmowtwo%2Factix_chat_web" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mowtwo/actix_chat_web
[INFO] finished tweaking git repo https://github.com/mowtwo/actix_chat_web
[INFO] tweaked toml for git repo https://github.com/mowtwo/actix_chat_web written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mowtwo/actix_chat_web on toolchain 51de2e90f91fdec6cf64ff542a4e15b9c177a797
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mowtwo/actix_chat_web 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" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded time v0.2.27
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[INFO] [stderr]   Downloaded actix-web v3.3.3
[INFO] [stderr]   Downloaded actix v0.10.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.4.4
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d501c056ca5b9845f73f37f2635f15affa14866d4fd7725bbd07c7035660819
[INFO] running `Command { std: "docker" "start" "-a" "4d501c056ca5b9845f73f37f2635f15affa14866d4fd7725bbd07c7035660819", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d501c056ca5b9845f73f37f2635f15affa14866d4fd7725bbd07c7035660819", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d501c056ca5b9845f73f37f2635f15affa14866d4fd7725bbd07c7035660819", kill_on_drop: false }`
[INFO] [stdout] 4d501c056ca5b9845f73f37f2635f15affa14866d4fd7725bbd07c7035660819
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d84b311a2a5984a68325ec2ce86005f3b8dd6a2294def98a192eb8d6defbfb16
[INFO] running `Command { std: "docker" "start" "-a" "d84b311a2a5984a68325ec2ce86005f3b8dd6a2294def98a192eb8d6defbfb16", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.117
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[INFO] [stderr]     Checking awc v2.0.3
[INFO] [stderr]     Checking actix-web v3.3.3
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[INFO] [stderr]     Checking actix-web-actors v3.0.0
[INFO] [stderr]     Checking actix_chat_web v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `lazy_static::lazy_static`
[INFO] [stdout]  --> src/routes/ws_server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use lazy_static::lazy_static;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `lazy_static::lazy_static`
[INFO] [stdout]  --> src/routes/ws_server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use lazy_static::lazy_static;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Cmd` is never used
[INFO] [stdout]  --> src/routes/ws_message.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub trait Cmd {
[INFO] [stdout]   |           ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `RouterFn` is never used
[INFO] [stdout]  --> src/routes/ws_message.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub type RouterFn = fn(addr: Addr<ws_server::WsConn>, data: String);
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `User` is never constructed
[INFO] [stdout]   --> src/routes/ws_server.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct User {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Cmd` is never used
[INFO] [stdout]  --> src/routes/ws_message.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub trait Cmd {
[INFO] [stdout]   |           ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `RouterFn` is never used
[INFO] [stdout]  --> src/routes/ws_message.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub type RouterFn = fn(addr: Addr<ws_server::WsConn>, data: String);
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `User` is never constructed
[INFO] [stdout]   --> src/routes/ws_server.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct User {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.84s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "d84b311a2a5984a68325ec2ce86005f3b8dd6a2294def98a192eb8d6defbfb16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d84b311a2a5984a68325ec2ce86005f3b8dd6a2294def98a192eb8d6defbfb16", kill_on_drop: false }`
[INFO] [stdout] d84b311a2a5984a68325ec2ce86005f3b8dd6a2294def98a192eb8d6defbfb16