[INFO] updating cached repository https://github.com/KyleGalvin/rustServer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8975072a67668af36fefcfcf0cf1b0cbdec6ea2f
[INFO] checking KyleGalvin/rustServer against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKyleGalvin%2FrustServer" "/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/KyleGalvin/rustServer on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KyleGalvin/rustServer
[INFO] finished tweaking git repo https://github.com/KyleGalvin/rustServer
[INFO] tweaked toml for git repo https://github.com/KyleGalvin/rustServer written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/KyleGalvin/rustServer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--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-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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8f5f833352de5d39b51838d9a71499435eb424d5fafb81e34af96d10b6ba909
[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" "b8f5f833352de5d39b51838d9a71499435eb424d5fafb81e34af96d10b6ba909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8f5f833352de5d39b51838d9a71499435eb424d5fafb81e34af96d10b6ba909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8f5f833352de5d39b51838d9a71499435eb424d5fafb81e34af96d10b6ba909", kill_on_drop: false }`
[INFO] [stdout] b8f5f833352de5d39b51838d9a71499435eb424d5fafb81e34af96d10b6ba909
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e77b5567732d8def9523928b922905a84c2e0e9a35a2f7898f20bd1e10d315b9
[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" "e77b5567732d8def9523928b922905a84c2e0e9a35a2f7898f20bd1e10d315b9", kill_on_drop: false }`
[INFO] [stderr]     Checking server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Instant`
[INFO] [stdout]  --> src/main.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::string::String`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::string::String;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Instant`
[INFO] [stdout]  --> src/main.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::string::String`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::string::String;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |     let mut exit = false;
[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: function `GetNthCharacter` should have a snake case name
[INFO] [stdout]   --> src/main.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn GetNthCharacter(string: &str, n: usize) -> char {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `get_nth_character`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `UnpackBitFromString` should have a snake case name
[INFO] [stdout]   --> src/main.rs:63:4
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn UnpackBitFromString(string: &str, n: usize) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `unpack_bit_from_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |     let mut exit = false;
[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: function `GetNthCharacter` should have a snake case name
[INFO] [stdout]   --> src/main.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn GetNthCharacter(string: &str, n: usize) -> char {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `get_nth_character`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `UnpackBitFromString` should have a snake case name
[INFO] [stdout]   --> src/main.rs:63:4
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn UnpackBitFromString(string: &str, n: usize) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `unpack_bit_from_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "e77b5567732d8def9523928b922905a84c2e0e9a35a2f7898f20bd1e10d315b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e77b5567732d8def9523928b922905a84c2e0e9a35a2f7898f20bd1e10d315b9", kill_on_drop: false }`
[INFO] [stdout] e77b5567732d8def9523928b922905a84c2e0e9a35a2f7898f20bd1e10d315b9