[INFO] cloning repository https://github.com/ylxdzsw/nskm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ylxdzsw/nskm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fylxdzsw%2Fnskm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fylxdzsw%2Fnskm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6df982805ebb2c3d081e8ebca7ce348725358c26
[INFO] testing ylxdzsw/nskm against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fylxdzsw%2Fnskm" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ylxdzsw/nskm on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ylxdzsw/nskm
[INFO] finished tweaking git repo https://github.com/ylxdzsw/nskm
[INFO] tweaked toml for git repo https://github.com/ylxdzsw/nskm written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/ylxdzsw/nskm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac5672dafccfd3f245a8ebfd3f805b9ef5cedf62b95fb607f371501ee9593a76
[INFO] running `Command { std: "docker" "start" "-a" "ac5672dafccfd3f245a8ebfd3f805b9ef5cedf62b95fb607f371501ee9593a76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac5672dafccfd3f245a8ebfd3f805b9ef5cedf62b95fb607f371501ee9593a76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac5672dafccfd3f245a8ebfd3f805b9ef5cedf62b95fb607f371501ee9593a76", kill_on_drop: false }`
[INFO] [stdout] ac5672dafccfd3f245a8ebfd3f805b9ef5cedf62b95fb607f371501ee9593a76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbc9d6a05714c9061c316ff70bdcd3737d1e472d5a478cd97a371f74412579fa
[INFO] running `Command { std: "docker" "start" "-a" "fbc9d6a05714c9061c316ff70bdcd3737d1e472d5a478cd97a371f74412579fa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling nskm v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.06s
[INFO] running `Command { std: "docker" "inspect" "fbc9d6a05714c9061c316ff70bdcd3737d1e472d5a478cd97a371f74412579fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbc9d6a05714c9061c316ff70bdcd3737d1e472d5a478cd97a371f74412579fa", kill_on_drop: false }`
[INFO] [stdout] fbc9d6a05714c9061c316ff70bdcd3737d1e472d5a478cd97a371f74412579fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7773be938b5855f27c45f586940bf74388c111fbc810a0a91638dc09fdf0980
[INFO] running `Command { std: "docker" "start" "-a" "b7773be938b5855f27c45f586940bf74388c111fbc810a0a91638dc09fdf0980", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling nskm v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/main.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | unsafe fn panic(_info: &core::panic::PanicInfo) -> ! {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stdout]    = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-ff9290e971253a38.so, /opt/rustwide/rustup-home/toolchains/beta-2022-02-22-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-ff9290e971253a38.rlib
[INFO] [stdout]    = note: second definition in the local crate (`nskm`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nskm` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "b7773be938b5855f27c45f586940bf74388c111fbc810a0a91638dc09fdf0980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7773be938b5855f27c45f586940bf74388c111fbc810a0a91638dc09fdf0980", kill_on_drop: false }`
[INFO] [stdout] b7773be938b5855f27c45f586940bf74388c111fbc810a0a91638dc09fdf0980