[INFO] cloning repository https://github.com/Minege/FindTheNumber
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Minege/FindTheNumber" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMinege%2FFindTheNumber", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMinege%2FFindTheNumber'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e2c36875fbbeb671d3d74156b8ebd53684a8815
[INFO] testing Minege/FindTheNumber 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%2FMinege%2FFindTheNumber" "/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/Minege/FindTheNumber 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/Minege/FindTheNumber
[INFO] finished tweaking git repo https://github.com/Minege/FindTheNumber
[INFO] tweaked toml for git repo https://github.com/Minege/FindTheNumber written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Minege/FindTheNumber 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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6b7456b1cafb56f01d427dbf2999c9c0dc4220f89a91d514891065edd569e0b7
[INFO] running `Command { std: "docker" "start" "-a" "6b7456b1cafb56f01d427dbf2999c9c0dc4220f89a91d514891065edd569e0b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b7456b1cafb56f01d427dbf2999c9c0dc4220f89a91d514891065edd569e0b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b7456b1cafb56f01d427dbf2999c9c0dc4220f89a91d514891065edd569e0b7", kill_on_drop: false }`
[INFO] [stdout] 6b7456b1cafb56f01d427dbf2999c9c0dc4220f89a91d514891065edd569e0b7
[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] [stdout] c83257f9cc85d6d0761dc07352cd2a1d79c41eda56e3cd5e06ed8761b25b9707
[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" "c83257f9cc85d6d0761dc07352cd2a1d79c41eda56e3cd5e06ed8761b25b9707", kill_on_drop: false }`
[INFO] [stderr]    Compiling guess_the_number v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `secret_number` is never read
[INFO] [stdout]   --> src/main.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut secret_number = 0;
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.04s
[INFO] running `Command { std: "docker" "inspect" "c83257f9cc85d6d0761dc07352cd2a1d79c41eda56e3cd5e06ed8761b25b9707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c83257f9cc85d6d0761dc07352cd2a1d79c41eda56e3cd5e06ed8761b25b9707", kill_on_drop: false }`
[INFO] [stdout] c83257f9cc85d6d0761dc07352cd2a1d79c41eda56e3cd5e06ed8761b25b9707
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bce64a46e869773fdc8af7b6147621f7a566a8e24f736d48c341d0fcbaa6051b
[INFO] running `Command { std: "docker" "start" "-a" "bce64a46e869773fdc8af7b6147621f7a566a8e24f736d48c341d0fcbaa6051b", kill_on_drop: false }`
[INFO] [stderr]    Compiling guess_the_number v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `secret_number` is never read
[INFO] [stdout]   --> src/main.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut secret_number = 0;
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/guess_the_number-89d397feee104f0c)
[INFO] running `Command { std: "docker" "inspect" "bce64a46e869773fdc8af7b6147621f7a566a8e24f736d48c341d0fcbaa6051b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bce64a46e869773fdc8af7b6147621f7a566a8e24f736d48c341d0fcbaa6051b", kill_on_drop: false }`
[INFO] [stdout] bce64a46e869773fdc8af7b6147621f7a566a8e24f736d48c341d0fcbaa6051b
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bae657bfcc5f75255a1179718756818ab7c8e8badf576b97f57b0b214ada0b3a
[INFO] running `Command { std: "docker" "start" "-a" "bae657bfcc5f75255a1179718756818ab7c8e8badf576b97f57b0b214ada0b3a", kill_on_drop: false }`
[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] [stderr] warning: value assigned to `secret_number` is never read
[INFO] [stderr]   --> src/main.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let mut secret_number = 0;
[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: `guess_the_number` (bin "guess_the_number" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/guess_the_number-89d397feee104f0c)
[INFO] running `Command { std: "docker" "inspect" "bae657bfcc5f75255a1179718756818ab7c8e8badf576b97f57b0b214ada0b3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bae657bfcc5f75255a1179718756818ab7c8e8badf576b97f57b0b214ada0b3a", kill_on_drop: false }`
[INFO] [stdout] bae657bfcc5f75255a1179718756818ab7c8e8badf576b97f57b0b214ada0b3a