[INFO] cloning repository https://github.com/satvik-1203/rust-sandbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/satvik-1203/rust-sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsatvik-1203%2Frust-sandbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsatvik-1203%2Frust-sandbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 022e070edb23128d5913d0e5cf7e30d94aa18e7a
[INFO] testing satvik-1203/rust-sandbox against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsatvik-1203%2Frust-sandbox" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/satvik-1203/rust-sandbox on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/satvik-1203/rust-sandbox
[INFO] finished tweaking git repo https://github.com/satvik-1203/rust-sandbox
[INFO] tweaked toml for git repo https://github.com/satvik-1203/rust-sandbox written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/satvik-1203/rust-sandbox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 57c2e08390ecd4da7221252117366933de82ede16a61c91bf3c941a43979d742
[INFO] running `Command { std: "docker" "start" "-a" "57c2e08390ecd4da7221252117366933de82ede16a61c91bf3c941a43979d742", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57c2e08390ecd4da7221252117366933de82ede16a61c91bf3c941a43979d742", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57c2e08390ecd4da7221252117366933de82ede16a61c91bf3c941a43979d742", kill_on_drop: false }`
[INFO] [stdout] 57c2e08390ecd4da7221252117366933de82ede16a61c91bf3c941a43979d742
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 49853ffb625c4dca2d4153bd401af38c7e5b0870e6460265bf75349cf0090aeb
[INFO] running `Command { std: "docker" "start" "-a" "49853ffb625c4dca2d4153bd401af38c7e5b0870e6460265bf75349cf0090aeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-pract v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/primitives/array.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `boolean`
[INFO] [stdout]  --> src/primitives.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 |   let boolean: bool = true;
[INFO] [stdout]   |       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_boolean`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `float`
[INFO] [stdout]  --> src/primitives.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 |   let float: f32 = 3.0;
[INFO] [stdout]   |       ^^^^^ help: if this is intentional, prefix it with an underscore: `_float`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `int`
[INFO] [stdout]   --> src/primitives.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 |   let int: i32 = 2;
[INFO] [stdout]    |       ^^^ help: if this is intentional, prefix it with an underscore: `_int`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `inferred_type` is assigned to, but never used
[INFO] [stdout]   --> src/primitives.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 |   let mut inferred_type = 12;
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_inferred_type` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `inferred_type` is never read
[INFO] [stdout]   --> src/primitives.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |   inferred_type = 48718947189412897i64; // type inferred by i64
[INFO] [stdout]    |   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `obj_arr`
[INFO] [stdout]   --> src/primitives/array.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 |   let obj_arr: [Obj; 1] = [Obj { test: "satvik" }];
[INFO] [stdout]    |       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_obj_arr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/primitives.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]  --> src/test.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 |   name: String,
[INFO] [stdout]   |   ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/test.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/test.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Person`
[INFO] [stdout]  --> src/formatted_print/debug.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Person<'a> {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/formatted_print/debug.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `test`
[INFO] [stdout]   --> src/primitives/array.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 12 |   test: &'a str,
[INFO] [stdout]    |   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/primitives/literals.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reverse`
[INFO] [stdout]  --> src/primitives/tuples.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn reverse(pair: (i32, bool)) -> (bool, i32) {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]   --> src/primitives/tuples.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `copySatvik` should have a snake case name
[INFO] [stdout]   --> src/test.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 |   let copySatvik = &satvik;
[INFO] [stdout]    |       ^^^^^^^^^^ help: convert the identifier to snake case: `copy_satvik`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "49853ffb625c4dca2d4153bd401af38c7e5b0870e6460265bf75349cf0090aeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49853ffb625c4dca2d4153bd401af38c7e5b0870e6460265bf75349cf0090aeb", kill_on_drop: false }`
[INFO] [stdout] 49853ffb625c4dca2d4153bd401af38c7e5b0870e6460265bf75349cf0090aeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e5aa7e7b1909db5d2c7e0ef2f2e780bbb84236b69a1ef54ac3ae19af0fd03622
[INFO] running `Command { std: "docker" "start" "-a" "e5aa7e7b1909db5d2c7e0ef2f2e780bbb84236b69a1ef54ac3ae19af0fd03622", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-pract v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/primitives/array.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `boolean`
[INFO] [stdout]  --> src/primitives.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 |   let boolean: bool = true;
[INFO] [stdout]   |       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_boolean`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `float`
[INFO] [stdout]  --> src/primitives.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 |   let float: f32 = 3.0;
[INFO] [stdout]   |       ^^^^^ help: if this is intentional, prefix it with an underscore: `_float`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `int`
[INFO] [stdout]   --> src/primitives.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 |   let int: i32 = 2;
[INFO] [stdout]    |       ^^^ help: if this is intentional, prefix it with an underscore: `_int`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `inferred_type` is assigned to, but never used
[INFO] [stdout]   --> src/primitives.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 |   let mut inferred_type = 12;
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_inferred_type` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `inferred_type` is never read
[INFO] [stdout]   --> src/primitives.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |   inferred_type = 48718947189412897i64; // type inferred by i64
[INFO] [stdout]    |   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `obj_arr`
[INFO] [stdout]   --> src/primitives/array.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 |   let obj_arr: [Obj; 1] = [Obj { test: "satvik" }];
[INFO] [stdout]    |       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_obj_arr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/primitives.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]  --> src/test.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 |   name: String,
[INFO] [stdout]   |   ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/test.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/test.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Person`
[INFO] [stdout]  --> src/formatted_print/debug.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Person<'a> {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/formatted_print/debug.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `test`
[INFO] [stdout]   --> src/primitives/array.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 12 |   test: &'a str,
[INFO] [stdout]    |   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/primitives/literals.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reverse`
[INFO] [stdout]  --> src/primitives/tuples.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn reverse(pair: (i32, bool)) -> (bool, i32) {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]   --> src/primitives/tuples.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `copySatvik` should have a snake case name
[INFO] [stdout]   --> src/test.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 |   let copySatvik = &satvik;
[INFO] [stdout]    |       ^^^^^^^^^^ help: convert the identifier to snake case: `copy_satvik`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_pract-b1a25ddceb0e98a3)
[INFO] running `Command { std: "docker" "inspect" "e5aa7e7b1909db5d2c7e0ef2f2e780bbb84236b69a1ef54ac3ae19af0fd03622", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5aa7e7b1909db5d2c7e0ef2f2e780bbb84236b69a1ef54ac3ae19af0fd03622", kill_on_drop: false }`
[INFO] [stdout] e5aa7e7b1909db5d2c7e0ef2f2e780bbb84236b69a1ef54ac3ae19af0fd03622
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8cf99ed975134d132e883652903abc900f081e52e61e5da24d9230aaf6432d2e
[INFO] running `Command { std: "docker" "start" "-a" "8cf99ed975134d132e883652903abc900f081e52e61e5da24d9230aaf6432d2e", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::mem`
[INFO] [stderr]  --> src/primitives/array.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::mem;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `boolean`
[INFO] [stderr]  --> src/primitives.rs:6:7
[INFO] [stderr]   |
[INFO] [stderr] 6 |   let boolean: bool = true;
[INFO] [stderr]   |       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_boolean`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `float`
[INFO] [stderr]  --> src/primitives.rs:9:7
[INFO] [stderr]   |
[INFO] [stderr] 9 |   let float: f32 = 3.0;
[INFO] [stderr]   |       ^^^^^ help: if this is intentional, prefix it with an underscore: `_float`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `int`
[INFO] [stderr]   --> src/primitives.rs:12:7
[INFO] [stderr]    |
[INFO] [stderr] 12 |   let int: i32 = 2;
[INFO] [stderr]    |       ^^^ help: if this is intentional, prefix it with an underscore: `_int`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `inferred_type` is assigned to, but never used
[INFO] [stderr]   --> src/primitives.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 15 |   let mut inferred_type = 12;
[INFO] [stderr]    |           ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_inferred_type` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `inferred_type` is never read
[INFO] [stderr]   --> src/primitives.rs:16:3
[INFO] [stderr]    |
[INFO] [stderr] 16 |   inferred_type = 48718947189412897i64; // type inferred by i64
[INFO] [stderr]    |   ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `obj_arr`
[INFO] [stderr]   --> src/primitives/array.rs:18:7
[INFO] [stderr]    |
[INFO] [stderr] 18 |   let obj_arr: [Obj; 1] = [Obj { test: "satvik" }];
[INFO] [stderr]    |       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_obj_arr`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]  --> src/primitives.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn run() {
[INFO] [stderr]   |        ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]  --> src/test.rs:3:3
[INFO] [stderr]   |
[INFO] [stderr] 3 |   name: String,
[INFO] [stderr]   |   ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]  --> src/test.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[derive(Debug)]
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]  --> src/test.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn run() {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Person`
[INFO] [stderr]  --> src/formatted_print/debug.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | struct Person<'a> {
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]  --> src/formatted_print/debug.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn run() {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `test`
[INFO] [stderr]   --> src/primitives/array.rs:12:3
[INFO] [stderr]    |
[INFO] [stderr] 12 |   test: &'a str,
[INFO] [stderr]    |   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]  --> src/primitives/literals.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn run() {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `reverse`
[INFO] [stderr]  --> src/primitives/tuples.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn reverse(pair: (i32, bool)) -> (bool, i32) {
[INFO] [stderr]   |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]   --> src/primitives/tuples.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn run() {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `copySatvik` should have a snake case name
[INFO] [stderr]   --> src/test.rs:11:7
[INFO] [stderr]    |
[INFO] [stderr] 11 |   let copySatvik = &satvik;
[INFO] [stderr]    |       ^^^^^^^^^^ help: convert the identifier to snake case: `copy_satvik`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-pract` (bin "rust-pract" test) generated 17 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_pract-b1a25ddceb0e98a3)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8cf99ed975134d132e883652903abc900f081e52e61e5da24d9230aaf6432d2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cf99ed975134d132e883652903abc900f081e52e61e5da24d9230aaf6432d2e", kill_on_drop: false }`
[INFO] [stdout] 8cf99ed975134d132e883652903abc900f081e52e61e5da24d9230aaf6432d2e