[INFO] cloning repository https://github.com/NotIntMan/LessSignificantBit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NotIntMan/LessSignificantBit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNotIntMan%2FLessSignificantBit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNotIntMan%2FLessSignificantBit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 609b67c402f9fb0cabe563b0b783f993412e5034
[INFO] testing NotIntMan/LessSignificantBit against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNotIntMan%2FLessSignificantBit" "/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/NotIntMan/LessSignificantBit on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/NotIntMan/LessSignificantBit
[INFO] finished tweaking git repo https://github.com/NotIntMan/LessSignificantBit
[INFO] tweaked toml for git repo https://github.com/NotIntMan/LessSignificantBit written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/NotIntMan/LessSignificantBit already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] d2517cd3a5d86339440aa96f52c84da86821f5e19d5e9ad80901732909e682c3
[INFO] running `Command { std: "docker" "start" "-a" "d2517cd3a5d86339440aa96f52c84da86821f5e19d5e9ad80901732909e682c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2517cd3a5d86339440aa96f52c84da86821f5e19d5e9ad80901732909e682c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2517cd3a5d86339440aa96f52c84da86821f5e19d5e9ad80901732909e682c3", kill_on_drop: false }`
[INFO] [stdout] d2517cd3a5d86339440aa96f52c84da86821f5e19d5e9ad80901732909e682c3
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7aaffa8a84ed3c1fdd11e5ee44bd11783da8e4c8cea58180079150f53501f708
[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" "7aaffa8a84ed3c1fdd11e5ee44bd11783da8e4c8cea58180079150f53501f708", kill_on_drop: false }`
[INFO] [stderr]    Compiling scopeguard v0.3.2
[INFO] [stderr]    Compiling either v1.2.0
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling lazy_static v0.2.9
[INFO] [stderr]    Compiling futures v0.1.16
[INFO] [stderr]    Compiling scoped_threadpool v0.1.8
[INFO] [stderr]    Compiling num_cpus v1.7.0
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling inflate v0.3.2
[INFO] [stderr]    Compiling deflate v0.7.17
[INFO] [stderr]    Compiling num-rational v0.1.39
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling threadpool v1.7.0
[INFO] [stderr]    Compiling png v0.10.0
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling image v0.16.0
[INFO] [stderr]    Compiling lab1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.21s
[INFO] running `Command { std: "docker" "inspect" "7aaffa8a84ed3c1fdd11e5ee44bd11783da8e4c8cea58180079150f53501f708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aaffa8a84ed3c1fdd11e5ee44bd11783da8e4c8cea58180079150f53501f708", kill_on_drop: false }`
[INFO] [stdout] 7aaffa8a84ed3c1fdd11e5ee44bd11783da8e4c8cea58180079150f53501f708
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 578afa274074961b89c0e5c969ffd5f8b946acc3f51ac130825b85fca3e7acf6
[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" "578afa274074961b89c0e5c969ffd5f8b946acc3f51ac130825b85fca3e7acf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling lab1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]    --> src/stgr.rs:253:21
[INFO] [stdout]     |
[INFO] [stdout] 253 |     let mut it = input.into_iter().map(|a| *a == 1);
[INFO] [stdout]     |                        ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `Command { std: "docker" "inspect" "578afa274074961b89c0e5c969ffd5f8b946acc3f51ac130825b85fca3e7acf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "578afa274074961b89c0e5c969ffd5f8b946acc3f51ac130825b85fca3e7acf6", kill_on_drop: false }`
[INFO] [stdout] 578afa274074961b89c0e5c969ffd5f8b946acc3f51ac130825b85fca3e7acf6
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 357343ba039314594088e806587ac2ac14fb6dbe8648e6b7c1bfdb4c07b6bd39
[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" "357343ba039314594088e806587ac2ac14fb6dbe8648e6b7c1bfdb4c07b6bd39", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout] running 2 tests
[INFO] [stderr]    --> src/stgr.rs:253:21
[INFO] [stdout] test stgr::message_to_num ... ok
[INFO] [stderr]     |
[INFO] [stdout] test stgr::num_to_message ... ok
[INFO] [stderr] 253 |     let mut it = input.into_iter().map(|a| *a == 1);
[INFO] [stdout] 
[INFO] [stderr]     |                        ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lab1-b12d032272dd8332
[INFO] running `Command { std: "docker" "inspect" "357343ba039314594088e806587ac2ac14fb6dbe8648e6b7c1bfdb4c07b6bd39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "357343ba039314594088e806587ac2ac14fb6dbe8648e6b7c1bfdb4c07b6bd39", kill_on_drop: false }`
[INFO] [stdout] 357343ba039314594088e806587ac2ac14fb6dbe8648e6b7c1bfdb4c07b6bd39