[INFO] fetching crate nrd-sys 0.1.0...
[INFO] testing nrd-sys-0.1.0 against 1.76.0 for beta-1.77-1
[INFO] extracting crate nrd-sys 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate nrd-sys 0.1.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nrd-sys 0.1.0
[INFO] finished tweaking crates.io crate nrd-sys 0.1.0
[INFO] tweaked toml for crates.io crate nrd-sys 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate nrd-sys 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sysreq v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ec3c5333c54555e7e71100c8846b348b2f02f2dd82aaab9cee68a01924ea857
[INFO] running `Command { std: "docker" "start" "-a" "1ec3c5333c54555e7e71100c8846b348b2f02f2dd82aaab9cee68a01924ea857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ec3c5333c54555e7e71100c8846b348b2f02f2dd82aaab9cee68a01924ea857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ec3c5333c54555e7e71100c8846b348b2f02f2dd82aaab9cee68a01924ea857", kill_on_drop: false }`
[INFO] [stdout] 1ec3c5333c54555e7e71100c8846b348b2f02f2dd82aaab9cee68a01924ea857
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27ed618675e7f22345ecea7456921b16b4f123854387425ea789ab685fd54f5f
[INFO] running `Command { std: "docker" "start" "-a" "27ed618675e7f22345ecea7456921b16b4f123854387425ea789ab685fd54f5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling url v2.4.1
[INFO] [stderr]    Compiling sysreq v0.1.5
[INFO] [stderr]    Compiling nrd-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> build.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(fs_try_exists)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nrd-sys` (build script) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "27ed618675e7f22345ecea7456921b16b4f123854387425ea789ab685fd54f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27ed618675e7f22345ecea7456921b16b4f123854387425ea789ab685fd54f5f", kill_on_drop: false }`
[INFO] [stdout] 27ed618675e7f22345ecea7456921b16b4f123854387425ea789ab685fd54f5f
[INFO] testing nrd-sys-0.1.0 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate nrd-sys 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate nrd-sys 0.1.0 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nrd-sys 0.1.0
[INFO] finished tweaking crates.io crate nrd-sys 0.1.0
[INFO] tweaked toml for crates.io crate nrd-sys 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate nrd-sys 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc46686d4b858b3a504a3d8471cd7d276760fd599efd98b3f48df496be222e55
[INFO] running `Command { std: "docker" "start" "-a" "fc46686d4b858b3a504a3d8471cd7d276760fd599efd98b3f48df496be222e55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc46686d4b858b3a504a3d8471cd7d276760fd599efd98b3f48df496be222e55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc46686d4b858b3a504a3d8471cd7d276760fd599efd98b3f48df496be222e55", kill_on_drop: false }`
[INFO] [stdout] fc46686d4b858b3a504a3d8471cd7d276760fd599efd98b3f48df496be222e55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e91b5c61078e577e7de3c5afbdc9ec7521c815a0577ee1e51916403eaee615a
[INFO] running `Command { std: "docker" "start" "-a" "2e91b5c61078e577e7de3c5afbdc9ec7521c815a0577ee1e51916403eaee615a", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling url v2.4.1
[INFO] [stderr]    Compiling sysreq v0.1.5
[INFO] [stderr]    Compiling nrd-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> build.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(fs_try_exists)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nrd-sys` (build script) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "2e91b5c61078e577e7de3c5afbdc9ec7521c815a0577ee1e51916403eaee615a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e91b5c61078e577e7de3c5afbdc9ec7521c815a0577ee1e51916403eaee615a", kill_on_drop: false }`
[INFO] [stdout] 2e91b5c61078e577e7de3c5afbdc9ec7521c815a0577ee1e51916403eaee615a
