[INFO] cloning repository https://github.com/Farhanaziz95/Rust_Codes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Farhanaziz95/Rust_Codes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFarhanaziz95%2FRust_Codes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFarhanaziz95%2FRust_Codes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 532b40a99af1e3f360463a21ce4fdc6176578313
[INFO] testing Farhanaziz95/Rust_Codes against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFarhanaziz95%2FRust_Codes" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Farhanaziz95/Rust_Codes on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Farhanaziz95/Rust_Codes
[INFO] finished tweaking git repo https://github.com/Farhanaziz95/Rust_Codes
[INFO] tweaked toml for git repo https://github.com/Farhanaziz95/Rust_Codes written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/Farhanaziz95/Rust_Codes already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 0126442c035190fda3758a56478d856f483abaed4aa0a6dd77df2b53596e95d7
[INFO] running `Command { std: "docker" "start" "-a" "0126442c035190fda3758a56478d856f483abaed4aa0a6dd77df2b53596e95d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0126442c035190fda3758a56478d856f483abaed4aa0a6dd77df2b53596e95d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0126442c035190fda3758a56478d856f483abaed4aa0a6dd77df2b53596e95d7", kill_on_drop: false }`
[INFO] [stdout] 0126442c035190fda3758a56478d856f483abaed4aa0a6dd77df2b53596e95d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6f3d074170d9aad41ba083402ce464efd631de463a2f9af2cb8e3ed549740fa
[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" "c6f3d074170d9aad41ba083402ce464efd631de463a2f9af2cb8e3ed549740fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_codes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around `for` iterator expression
[INFO] [stdout]  --> src/practice_work/my_way_of_pattren.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 |  for i in {1..6} {
[INFO] [stdout]   |           ^^^^^^ help: remove these braces
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "c6f3d074170d9aad41ba083402ce464efd631de463a2f9af2cb8e3ed549740fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6f3d074170d9aad41ba083402ce464efd631de463a2f9af2cb8e3ed549740fa", kill_on_drop: false }`
[INFO] [stdout] c6f3d074170d9aad41ba083402ce464efd631de463a2f9af2cb8e3ed549740fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63a27cf4eacace9d3601dbd9af712feb4a0e16d4fd352ab116f32b4f52a62786
[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" "63a27cf4eacace9d3601dbd9af712feb4a0e16d4fd352ab116f32b4f52a62786", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_codes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around `for` iterator expression
[INFO] [stdout]  --> src/practice_work/my_way_of_pattren.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 |  for i in {1..6} {
[INFO] [stdout]   |           ^^^^^^ help: remove these braces
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "63a27cf4eacace9d3601dbd9af712feb4a0e16d4fd352ab116f32b4f52a62786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63a27cf4eacace9d3601dbd9af712feb4a0e16d4fd352ab116f32b4f52a62786", kill_on_drop: false }`
[INFO] [stdout] 63a27cf4eacace9d3601dbd9af712feb4a0e16d4fd352ab116f32b4f52a62786
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dbbd5e9d287f58814d9a9d7f0dd8a24956ddcfa3af576e1a976ef97f467b9784
[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" "dbbd5e9d287f58814d9a9d7f0dd8a24956ddcfa3af576e1a976ef97f467b9784", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary braces around `for` iterator expression
[INFO] [stderr]  --> src/practice_work/my_way_of_pattren.rs:7:11
[INFO] [stderr]   |
[INFO] [stderr] 7 |  for i in {1..6} {
[INFO] [stderr]   |           ^^^^^^ help: remove these braces
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_codes-de0bc4de28b2eac1
[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" "dbbd5e9d287f58814d9a9d7f0dd8a24956ddcfa3af576e1a976ef97f467b9784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbbd5e9d287f58814d9a9d7f0dd8a24956ddcfa3af576e1a976ef97f467b9784", kill_on_drop: false }`
[INFO] [stdout] dbbd5e9d287f58814d9a9d7f0dd8a24956ddcfa3af576e1a976ef97f467b9784