[INFO] fetching crate menu_generator 0.1.4...
[INFO] checking menu_generator-0.1.4 against beta for pr-78714
[INFO] extracting crate menu_generator 0.1.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate menu_generator 0.1.4 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate menu_generator 0.1.4
[INFO] finished tweaking crates.io crate menu_generator 0.1.4
[INFO] tweaked toml for crates.io crate menu_generator 0.1.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cba0d5e16a0e4fc8b3850e8024c0ad5a8413591f50e1a2a17938365b95c55d4a
[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" "cba0d5e16a0e4fc8b3850e8024c0ad5a8413591f50e1a2a17938365b95c55d4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cba0d5e16a0e4fc8b3850e8024c0ad5a8413591f50e1a2a17938365b95c55d4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cba0d5e16a0e4fc8b3850e8024c0ad5a8413591f50e1a2a17938365b95c55d4a", kill_on_drop: false }`
[INFO] [stdout] cba0d5e16a0e4fc8b3850e8024c0ad5a8413591f50e1a2a17938365b95c55d4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa73b2d5d6adfe42adab3f6d9dd14badcf0a3c7266f866438a4be1d3186dbfa3
[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" "aa73b2d5d6adfe42adab3f6d9dd14badcf0a3c7266f866438a4be1d3186dbfa3", kill_on_drop: false }`
[INFO] [stderr]     Checking menu_generator v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let mut RollNo:i32=super::random::random_gen();
[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: structure field `Name` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Name:String,
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Course` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Course:String,
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `course`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `City` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         City:String,
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case (notice the capitalization): `city`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Distance_Learning` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         Distance_Learning:String,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `distance_learning`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Name` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:38:25
[INFO] [stdout]    |
[INFO] [stdout] 38 |         pub fn register(Name:String, Course:String, City:String, Distance_Learning:String)->Student
[INFO] [stdout]    |                         ^^^^ help: convert the identifier to snake case: `name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Course` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:38:38
[INFO] [stdout]    |
[INFO] [stdout] 38 |         pub fn register(Name:String, Course:String, City:String, Distance_Learning:String)->Student
[INFO] [stdout]    |                                      ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `course`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `City` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:38:53
[INFO] [stdout]    |
[INFO] [stdout] 38 |         pub fn register(Name:String, Course:String, City:String, Distance_Learning:String)->Student
[INFO] [stdout]    |                                                     ^^^^ help: convert the identifier to snake case (notice the capitalization): `city`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Distance_Learning` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:38:66
[INFO] [stdout]    |
[INFO] [stdout] 38 |         pub fn register(Name:String, Course:String, City:String, Distance_Learning:String)->Student
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `distance_learning`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `RollNo` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let mut RollNo:i32=super::random::random_gen();
[INFO] [stdout]    |             ^^^^^^ help: convert the identifier to snake case: `roll_no`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Center` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let Center="Bahria Auditorium".to_string();
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `center`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Campus` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let Campus="Karsaz".to_string();
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `campus`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Quarter` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let Quarter="Q1".to_string();
[INFO] [stdout]    |         ^^^^^^^ help: convert the identifier to snake case: `quarter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Batch` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let Batch:i32=2;
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `batch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let mut RollNo:i32=super::random::random_gen();
[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: structure field `Name` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Name:String,
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Course` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Course:String,
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `course`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `City` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         City:String,
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case (notice the capitalization): `city`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Distance_Learning` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         Distance_Learning:String,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `distance_learning`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Name` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:38:25
[INFO] [stdout]    |
[INFO] [stdout] 38 |         pub fn register(Name:String, Course:String, City:String, Distance_Learning:String)->Student
[INFO] [stdout]    |                         ^^^^ help: convert the identifier to snake case: `name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Course` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:38:38
[INFO] [stdout]    |
[INFO] [stdout] 38 |         pub fn register(Name:String, Course:String, City:String, Distance_Learning:String)->Student
[INFO] [stdout]    |                                      ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `course`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `City` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:38:53
[INFO] [stdout]    |
[INFO] [stdout] 38 |         pub fn register(Name:String, Course:String, City:String, Distance_Learning:String)->Student
[INFO] [stdout]    |                                                     ^^^^ help: convert the identifier to snake case (notice the capitalization): `city`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Distance_Learning` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:38:66
[INFO] [stdout]    |
[INFO] [stdout] 38 |         pub fn register(Name:String, Course:String, City:String, Distance_Learning:String)->Student
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `distance_learning`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `RollNo` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let mut RollNo:i32=super::random::random_gen();
[INFO] [stdout]    |             ^^^^^^ help: convert the identifier to snake case: `roll_no`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Center` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let Center="Bahria Auditorium".to_string();
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `center`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Campus` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let Campus="Karsaz".to_string();
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `campus`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Quarter` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let Quarter="Q1".to_string();
[INFO] [stdout]    |         ^^^^^^^ help: convert the identifier to snake case: `quarter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Batch` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let Batch:i32=2;
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `batch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "aa73b2d5d6adfe42adab3f6d9dd14badcf0a3c7266f866438a4be1d3186dbfa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa73b2d5d6adfe42adab3f6d9dd14badcf0a3c7266f866438a4be1d3186dbfa3", kill_on_drop: false }`
[INFO] [stdout] aa73b2d5d6adfe42adab3f6d9dd14badcf0a3c7266f866438a4be1d3186dbfa3