[INFO] cloning repository https://github.com/SAHOO98/rust_intro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SAHOO98/rust_intro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSAHOO98%2Frust_intro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSAHOO98%2Frust_intro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62ee0ef13cc3d260109c20aae7632380fee419c6
[INFO] testing SAHOO98/rust_intro 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%2FSAHOO98%2Frust_intro" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SAHOO98/rust_intro 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/SAHOO98/rust_intro
[INFO] finished tweaking git repo https://github.com/SAHOO98/rust_intro
[INFO] tweaked toml for git repo https://github.com/SAHOO98/rust_intro written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/SAHOO98/rust_intro 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] e0035a6e89d7c2c4feaae348845dcf6fe507e433029018aeddc30afa7d771fe8
[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" "e0035a6e89d7c2c4feaae348845dcf6fe507e433029018aeddc30afa7d771fe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0035a6e89d7c2c4feaae348845dcf6fe507e433029018aeddc30afa7d771fe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0035a6e89d7c2c4feaae348845dcf6fe507e433029018aeddc30afa7d771fe8", kill_on_drop: false }`
[INFO] [stdout] e0035a6e89d7c2c4feaae348845dcf6fe507e433029018aeddc30afa7d771fe8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 92250e75b2b1e5d24663678ce48a08505acd5756f929d2a1652020a7f9763f03
[INFO] running `Command { std: "docker" "start" "-a" "92250e75b2b1e5d24663678ce48a08505acd5756f929d2a1652020a7f9763f03", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_intro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `up` should have an upper camel case name
[INFO] [stdout]  --> src/enums.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     up, down, left, right
[INFO] [stdout]   |     ^^ help: convert the identifier to upper camel case (notice the capitalization): `Up`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `down` should have an upper camel case name
[INFO] [stdout]  --> src/enums.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     up, down, left, right
[INFO] [stdout]   |         ^^^^ help: convert the identifier to upper camel case: `Down`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `left` should have an upper camel case name
[INFO] [stdout]  --> src/enums.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 |     up, down, left, right
[INFO] [stdout]   |               ^^^^ help: convert the identifier to upper camel case: `Left`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `right` should have an upper camel case name
[INFO] [stdout]  --> src/enums.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 |     up, down, left, right
[INFO] [stdout]   |                     ^^^^^ help: convert the identifier to upper camel case: `Right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `man1`
[INFO] [stdout]   --> src/enums.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let man1 = Movement::up;
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_man1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `man2`
[INFO] [stdout]   --> src/enums.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let man2 = Movement::down;
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_man2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `man4`
[INFO] [stdout]   --> src/enums.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let man4 = Movement::right;
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_man4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/structs.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mut red  = Color{
[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: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "92250e75b2b1e5d24663678ce48a08505acd5756f929d2a1652020a7f9763f03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92250e75b2b1e5d24663678ce48a08505acd5756f929d2a1652020a7f9763f03", kill_on_drop: false }`
[INFO] [stdout] 92250e75b2b1e5d24663678ce48a08505acd5756f929d2a1652020a7f9763f03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 2765964d0103d24a4c2a043ce9fab9e0b7c054461c4865a9c764e3bca5b344ff
[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" "2765964d0103d24a4c2a043ce9fab9e0b7c054461c4865a9c764e3bca5b344ff", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_intro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `up` should have an upper camel case name
[INFO] [stdout]  --> src/enums.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     up, down, left, right
[INFO] [stdout]   |     ^^ help: convert the identifier to upper camel case (notice the capitalization): `Up`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `down` should have an upper camel case name
[INFO] [stdout]  --> src/enums.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     up, down, left, right
[INFO] [stdout]   |         ^^^^ help: convert the identifier to upper camel case: `Down`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `left` should have an upper camel case name
[INFO] [stdout]  --> src/enums.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 |     up, down, left, right
[INFO] [stdout]   |               ^^^^ help: convert the identifier to upper camel case: `Left`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `right` should have an upper camel case name
[INFO] [stdout]  --> src/enums.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 |     up, down, left, right
[INFO] [stdout]   |                     ^^^^^ help: convert the identifier to upper camel case: `Right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `man1`
[INFO] [stdout]   --> src/enums.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let man1 = Movement::up;
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_man1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `man2`
[INFO] [stdout]   --> src/enums.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let man2 = Movement::down;
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_man2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `man4`
[INFO] [stdout]   --> src/enums.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let man4 = Movement::right;
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_man4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/structs.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mut red  = Color{
[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: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.59s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_intro-c227846ec33bfd8d)
[INFO] running `Command { std: "docker" "inspect" "2765964d0103d24a4c2a043ce9fab9e0b7c054461c4865a9c764e3bca5b344ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2765964d0103d24a4c2a043ce9fab9e0b7c054461c4865a9c764e3bca5b344ff", kill_on_drop: false }`
[INFO] [stdout] 2765964d0103d24a4c2a043ce9fab9e0b7c054461c4865a9c764e3bca5b344ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 643b50b527308e1fcd557463ce2d4f886ec99dbac402ed8fc491a9161d657767
[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" "643b50b527308e1fcd557463ce2d4f886ec99dbac402ed8fc491a9161d657767", kill_on_drop: false }`
[INFO] [stderr] warning: variant `up` should have an upper camel case name
[INFO] [stderr]  --> src/enums.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     up, down, left, right
[INFO] [stderr]   |     ^^ help: convert the identifier to upper camel case (notice the capitalization): `Up`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `down` should have an upper camel case name
[INFO] [stderr]  --> src/enums.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 |     up, down, left, right
[INFO] [stderr]   |         ^^^^ help: convert the identifier to upper camel case: `Down`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `left` should have an upper camel case name
[INFO] [stderr]  --> src/enums.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 |     up, down, left, right
[INFO] [stderr]   |               ^^^^ help: convert the identifier to upper camel case: `Left`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `right` should have an upper camel case name
[INFO] [stderr]  --> src/enums.rs:3:21
[INFO] [stderr]   |
[INFO] [stderr] 3 |     up, down, left, right
[INFO] [stderr]   |                     ^^^^^ help: convert the identifier to upper camel case: `Right`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `man1`
[INFO] [stderr]   --> src/enums.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let man1 = Movement::up;
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_man1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `man2`
[INFO] [stderr]   --> src/enums.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let man2 = Movement::down;
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_man2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `man4`
[INFO] [stderr]   --> src/enums.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let man4 = Movement::right;
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_man4`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/structs.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let mut red  = Color{
[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: `rust_intro` (bin "rust_intro" test) generated 8 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_intro-c227846ec33bfd8d)
[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" "643b50b527308e1fcd557463ce2d4f886ec99dbac402ed8fc491a9161d657767", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "643b50b527308e1fcd557463ce2d4f886ec99dbac402ed8fc491a9161d657767", kill_on_drop: false }`
[INFO] [stdout] 643b50b527308e1fcd557463ce2d4f886ec99dbac402ed8fc491a9161d657767