[INFO] cloning repository https://github.com/StreatCodes/just_playin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/StreatCodes/just_playin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStreatCodes%2Fjust_playin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStreatCodes%2Fjust_playin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0efa029b2da9f168c0a8fc153e5f351ff439bb5e
[INFO] checking StreatCodes/just_playin against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStreatCodes%2Fjust_playin" "/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/StreatCodes/just_playin on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/StreatCodes/just_playin
[INFO] finished tweaking git repo https://github.com/StreatCodes/just_playin
[INFO] tweaked toml for git repo https://github.com/StreatCodes/just_playin written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/StreatCodes/just_playin already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 932c472f206e8b34d6f7707d9507a45cdb529c124904c674fda2deb4f3492736
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "932c472f206e8b34d6f7707d9507a45cdb529c124904c674fda2deb4f3492736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "932c472f206e8b34d6f7707d9507a45cdb529c124904c674fda2deb4f3492736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "932c472f206e8b34d6f7707d9507a45cdb529c124904c674fda2deb4f3492736", kill_on_drop: false }`
[INFO] [stdout] 932c472f206e8b34d6f7707d9507a45cdb529c124904c674fda2deb4f3492736
[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=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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f849ca8091bf4f9e3a4f86d57ad182cbdd26f80c509ad7567e04f5dce46b988f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f849ca8091bf4f9e3a4f86d57ad182cbdd26f80c509ad7567e04f5dce46b988f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.6
[INFO] [stderr]    Compiling libflate v0.1.23
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]    Compiling libsodium-sys v0.2.2
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking sodiumoxide v0.2.2
[INFO] [stderr]     Checking sample_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BufWriter`
[INFO] [stdout]  --> src/main.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{BufReader, BufWriter};
[INFO] [stdout]   |                          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufWriter`
[INFO] [stdout]  --> src/main.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{BufReader, BufWriter};
[INFO] [stdout]   |                          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writer`
[INFO] [stdout]   --> src/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let writer = BufReader::new(&stream);
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tag`
[INFO] [stdout]   --> src/main.rs:59:36
[INFO] [stdout]    |
[INFO] [stdout] 59 |             Ok((decrypted_message, tag)) => {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_tag`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]   --> src/main.rs:60:21
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 let message = String::from_utf8(decrypted_message)
[INFO] [stdout]    |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:25:18
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn handle_client(mut stream: TcpStream, key: &secretstream::Key) {
[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: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writer`
[INFO] [stdout]   --> src/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let writer = BufReader::new(&stream);
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tag`
[INFO] [stdout]   --> src/main.rs:59:36
[INFO] [stdout]    |
[INFO] [stdout] 59 |             Ok((decrypted_message, tag)) => {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_tag`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]   --> src/main.rs:60:21
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 let message = String::from_utf8(decrypted_message)
[INFO] [stdout]    |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:25:18
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn handle_client(mut stream: TcpStream, key: &secretstream::Key) {
[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: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 24s
[INFO] running `Command { std: "docker" "inspect" "f849ca8091bf4f9e3a4f86d57ad182cbdd26f80c509ad7567e04f5dce46b988f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f849ca8091bf4f9e3a4f86d57ad182cbdd26f80c509ad7567e04f5dce46b988f", kill_on_drop: false }`
[INFO] [stdout] f849ca8091bf4f9e3a4f86d57ad182cbdd26f80c509ad7567e04f5dce46b988f