[INFO] updating cached repository https://github.com/vksmgr/com_rust
[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] 124c7a0a402896ea4c95af78beef61c9f5f55785
[INFO] testing vksmgr/com_rust against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvksmgr%2Fcom_rust" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vksmgr/com_rust on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vksmgr/com_rust
[INFO] finished tweaking git repo https://github.com/vksmgr/com_rust
[INFO] tweaked toml for git repo https://github.com/vksmgr/com_rust written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/vksmgr/com_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77ad90effd7e5454aa498e8bc6195ae101e9a30f24db9867b571e0f86316f389
[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" "77ad90effd7e5454aa498e8bc6195ae101e9a30f24db9867b571e0f86316f389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77ad90effd7e5454aa498e8bc6195ae101e9a30f24db9867b571e0f86316f389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77ad90effd7e5454aa498e8bc6195ae101e9a30f24db9867b571e0f86316f389", kill_on_drop: false }`
[INFO] [stdout] 77ad90effd7e5454aa498e8bc6195ae101e9a30f24db9867b571e0f86316f389
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2e20520377ebe2b4a9e317f5026e2a7826503e5dda03013e46d412e44759f90
[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" "e2e20520377ebe2b4a9e317f5026e2a7826503e5dda03013e46d412e44759f90", kill_on_drop: false }`
[INFO] [stderr]    Compiling com_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `readString` should have a snake case name
[INFO] [stdout]   --> src/m-lib/lib.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn readString(strg: &mut Vec<char>) {
[INFO] [stdout]    |        ^^^^^^^^^^ help: convert the identifier to snake case: `read_string`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `readInt32` should have a snake case name
[INFO] [stdout]   --> src/m-lib/lib.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn readInt32() -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^ help: convert the identifier to snake case: `read_int32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `readInt16` should have a snake case name
[INFO] [stdout]   --> src/m-lib/lib.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn readInt16() -> i16 {
[INFO] [stdout]    |        ^^^^^^^^^ help: convert the identifier to snake case: `read_int16`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `readInt8` should have a snake case name
[INFO] [stdout]   --> src/m-lib/lib.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn readInt8() -> i8 {
[INFO] [stdout]    |        ^^^^^^^^ help: convert the identifier to snake case: `read_int8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/que/strings/solve.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `strg`
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut strg: Vec<char> = Vec::new();
[INFO] [stdout]   |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_strg`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut strg: Vec<char> = Vec::new();
[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 is never used: `jumble_letter`
[INFO] [stdout]   --> src/que/strings/solve.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn jumble_letter(){
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `T` should have a snake case name
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let T = readInt32();
[INFO] [stdout]   |         ^ help: convert the identifier to snake case: `t`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` 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 0.46s
[INFO] running `Command { std: "docker" "inspect" "e2e20520377ebe2b4a9e317f5026e2a7826503e5dda03013e46d412e44759f90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2e20520377ebe2b4a9e317f5026e2a7826503e5dda03013e46d412e44759f90", kill_on_drop: false }`
[INFO] [stdout] e2e20520377ebe2b4a9e317f5026e2a7826503e5dda03013e46d412e44759f90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5ccb92267cdf4ca7fda69bac039dfc0526cdcbe48668f9a5d5c3342d31f4691
[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" "a5ccb92267cdf4ca7fda69bac039dfc0526cdcbe48668f9a5d5c3342d31f4691", kill_on_drop: false }`
[INFO] [stderr]    Compiling com_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `readString` should have a snake case name
[INFO] [stdout]   --> src/m-lib/lib.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn readString(strg: &mut Vec<char>) {
[INFO] [stdout]    |        ^^^^^^^^^^ help: convert the identifier to snake case: `read_string`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `readInt32` should have a snake case name
[INFO] [stdout]   --> src/m-lib/lib.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn readInt32() -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^ help: convert the identifier to snake case: `read_int32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `readInt16` should have a snake case name
[INFO] [stdout]   --> src/m-lib/lib.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn readInt16() -> i16 {
[INFO] [stdout]    |        ^^^^^^^^^ help: convert the identifier to snake case: `read_int16`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `readInt8` should have a snake case name
[INFO] [stdout]   --> src/m-lib/lib.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn readInt8() -> i8 {
[INFO] [stdout]    |        ^^^^^^^^ help: convert the identifier to snake case: `read_int8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/que/strings/solve.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `strg`
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut strg: Vec<char> = Vec::new();
[INFO] [stdout]   |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_strg`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut strg: Vec<char> = Vec::new();
[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 is never used: `jumble_letter`
[INFO] [stdout]   --> src/que/strings/solve.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn jumble_letter(){
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `T` should have a snake case name
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let T = readInt32();
[INFO] [stdout]   |         ^ help: convert the identifier to snake case: `t`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `readString` should have a snake case name
[INFO] [stdout]   --> src/m-lib/lib.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn readString(strg: &mut Vec<char>) {
[INFO] [stdout]    |        ^^^^^^^^^^ help: convert the identifier to snake case: `read_string`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `readInt32` should have a snake case name
[INFO] [stdout]   --> src/m-lib/lib.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn readInt32() -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^ help: convert the identifier to snake case: `read_int32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `readInt16` should have a snake case name
[INFO] [stdout]   --> src/m-lib/lib.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn readInt16() -> i16 {
[INFO] [stdout]    |        ^^^^^^^^^ help: convert the identifier to snake case: `read_int16`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `readInt8` should have a snake case name
[INFO] [stdout]   --> src/m-lib/lib.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn readInt8() -> i8 {
[INFO] [stdout]    |        ^^^^^^^^ help: convert the identifier to snake case: `read_int8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "a5ccb92267cdf4ca7fda69bac039dfc0526cdcbe48668f9a5d5c3342d31f4691", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5ccb92267cdf4ca7fda69bac039dfc0526cdcbe48668f9a5d5c3342d31f4691", kill_on_drop: false }`
[INFO] [stdout] a5ccb92267cdf4ca7fda69bac039dfc0526cdcbe48668f9a5d5c3342d31f4691
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81da790b797d3c71c51bb3834b7c6ccbab96ed5c069126ba33fbd9ac919c5fd5
[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" "81da790b797d3c71c51bb3834b7c6ccbab96ed5c069126ba33fbd9ac919c5fd5", kill_on_drop: false }`
[INFO] [stderr] warning: function `readString` should have a snake case name
[INFO] [stderr]   --> src/m-lib/lib.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn readString(strg: &mut Vec<char>) {
[INFO] [stderr]    |        ^^^^^^^^^^ help: convert the identifier to snake case: `read_string`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `readInt32` should have a snake case name
[INFO] [stderr]   --> src/m-lib/lib.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn readInt32() -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^ help: convert the identifier to snake case: `read_int32`
[INFO] [stderr] 
[INFO] [stderr] warning: function `readInt16` should have a snake case name
[INFO] [stderr]   --> src/m-lib/lib.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn readInt16() -> i16 {
[INFO] [stderr]    |        ^^^^^^^^^ help: convert the identifier to snake case: `read_int16`
[INFO] [stderr] 
[INFO] [stderr] warning: function `readInt8` should have a snake case name
[INFO] [stderr]   --> src/m-lib/lib.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub fn readInt8() -> i8 {
[INFO] [stderr]    |        ^^^^^^^^ help: convert the identifier to snake case: `read_int8`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function `readString` should have a snake case name
[INFO] [stderr]   --> src/m-lib/lib.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn readString(strg: &mut Vec<char>) {
[INFO] [stderr]    |        ^^^^^^^^^^ help: convert the identifier to snake case: `read_string`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `readInt32` should have a snake case name
[INFO] [stderr]   --> src/m-lib/lib.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn readInt32() -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^ help: convert the identifier to snake case: `read_int32`
[INFO] [stderr] 
[INFO] [stderr] warning: function `readInt16` should have a snake case name
[INFO] [stderr]   --> src/m-lib/lib.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn readInt16() -> i16 {
[INFO] [stderr]    |        ^^^^^^^^^ help: convert the identifier to snake case: `read_int16`
[INFO] [stderr] 
[INFO] [stderr] warning: function `readInt8` should have a snake case name
[INFO] [stderr]   --> src/m-lib/lib.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub fn readInt8() -> i8 {
[INFO] [stderr]    |        ^^^^^^^^ help: convert the identifier to snake case: `read_int8`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/que/strings/solve.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `strg`
[INFO] [stderr]  --> src/main.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut strg: Vec<char> = Vec::new();
[INFO] [stderr]   |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_strg`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/main.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut strg: Vec<char> = Vec::new();
[INFO] [stderr]   |         ----^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `jumble_letter`
[INFO] [stderr]   --> src/que/strings/solve.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn jumble_letter(){
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `T` should have a snake case name
[INFO] [stderr]  --> src/main.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let T = readInt32();
[INFO] [stderr]   |         ^ help: convert the identifier to snake case: `t`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mlib-05da6a0efaca40e5
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/comrust-4d81ef8986c1aad9
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mlib
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "81da790b797d3c71c51bb3834b7c6ccbab96ed5c069126ba33fbd9ac919c5fd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81da790b797d3c71c51bb3834b7c6ccbab96ed5c069126ba33fbd9ac919c5fd5", kill_on_drop: false }`
[INFO] [stdout] 81da790b797d3c71c51bb3834b7c6ccbab96ed5c069126ba33fbd9ac919c5fd5