[INFO] cloning repository https://github.com/replicatedu/management_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/replicatedu/management_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freplicatedu%2Fmanagement_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freplicatedu%2Fmanagement_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] feda455cf83d05995e48569787f09174a03c75ac
[INFO] testing replicatedu/management_server against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freplicatedu%2Fmanagement_server" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/replicatedu/management_server on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/replicatedu/management_server
[INFO] finished tweaking git repo https://github.com/replicatedu/management_server
[INFO] tweaked toml for git repo https://github.com/replicatedu/management_server written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/replicatedu/docker_wrapper.git`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2bbe4e8896cb01e00a52b2d222613aa7a7d3345b2109c4d5bc7421d8b3e9be57
[INFO] running `Command { std: "docker" "start" "-a" "2bbe4e8896cb01e00a52b2d222613aa7a7d3345b2109c4d5bc7421d8b3e9be57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bbe4e8896cb01e00a52b2d222613aa7a7d3345b2109c4d5bc7421d8b3e9be57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bbe4e8896cb01e00a52b2d222613aa7a7d3345b2109c4d5bc7421d8b3e9be57", kill_on_drop: false }`
[INFO] [stdout] 2bbe4e8896cb01e00a52b2d222613aa7a7d3345b2109c4d5bc7421d8b3e9be57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3927116147ca90da8876bbe7722468a501fe1772faad694c8683f8086d5142e
[INFO] running `Command { std: "docker" "start" "-a" "e3927116147ca90da8876bbe7722468a501fe1772faad694c8683f8086d5142e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling docker_wrapper v0.1.0 (https://github.com/replicatedu/docker_wrapper.git#fe084454)
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling signal-hook-mio v0.2.1
[INFO] [stderr]    Compiling crossterm v0.21.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling management_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `crossterm::ClearType`
[INFO] [stdout]  --> src/client.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crossterm::{terminal,ClearType};
[INFO] [stdout]   |                          ^^^^^^^^^ no `ClearType` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:159:24
[INFO] [stdout]     |
[INFO] [stdout] 159 |                     if (*counter_d >= MAX_USERS) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:165:36
[INFO] [stdout]     |
[INFO] [stdout] 165 |                         port_add = ((port_add + 1) % 30);
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/main.rs:168:51
[INFO] [stdout]     |
[INFO] [stdout] 168 | ...                   handle_client(stream, (port_add + port_start), counter2)
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0423]: expected function, found module `terminal`
[INFO] [stdout]  --> src/client.rs:8:24
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut terminal = terminal();
[INFO] [stdout]   |                        ^^^^^^^^ not a function
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::from_utf8`
[INFO] [stdout]  --> src/client.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::str::from_utf8;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0423, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0423`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `management_server` due to 3 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0277]: a value of type `String` cannot be built from an iterator over elements of type `u8`
[INFO] [stdout]   --> src/main.rs:30:80
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let rand_string: String = thread_rng().sample_iter(&Alphanumeric).take(30).collect();
[INFO] [stdout]    |                                                                                ^^^^^^^ value of type `String` cannot be built from `std::iter::Iterator<Item=u8>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromIterator<u8>` is not implemented for `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: a value of type `String` cannot be built from an iterator over elements of type `u8`
[INFO] [stdout]   --> src/main.rs:31:78
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let rand_path: String = thread_rng().sample_iter(&Alphanumeric).take(30).collect();
[INFO] [stdout]    |                                                                              ^^^^^^^ value of type `String` cannot be built from `std::iter::Iterator<Item=u8>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromIterator<u8>` is not implemented for `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e3927116147ca90da8876bbe7722468a501fe1772faad694c8683f8086d5142e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3927116147ca90da8876bbe7722468a501fe1772faad694c8683f8086d5142e", kill_on_drop: false }`
[INFO] [stdout] e3927116147ca90da8876bbe7722468a501fe1772faad694c8683f8086d5142e