[INFO] fetching crate modern_robotics_rust 0.0.1...
[INFO] checking modern_robotics_rust-0.0.1 against 1.95.0 for pr-155915
[INFO] extracting crate modern_robotics_rust 0.0.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate modern_robotics_rust 0.0.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate modern_robotics_rust 0.0.1
[INFO] tweaked toml for crates.io crate modern_robotics_rust 0.0.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate modern_robotics_rust 0.0.1 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate modern_robotics_rust 0.0.1 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded miniplot v0.0.1
[INFO] [stderr]   Downloaded emath v0.33.3
[INFO] [stderr]   Downloaded accesskit_unix v0.17.2
[INFO] [stderr]   Downloaded atspi-connection v0.9.0
[INFO] [stderr]   Downloaded atspi v0.25.0
[INFO] [stderr]   Downloaded egui-wgpu v0.33.3
[INFO] [stderr]   Downloaded egui_glow v0.33.3
[INFO] [stderr]   Downloaded webbrowser v1.1.0
[INFO] [stderr]   Downloaded zvariant v5.9.2
[INFO] [stderr]   Downloaded atspi-common v0.9.0
[INFO] [stderr]   Downloaded eframe v0.33.3
[INFO] [stderr]   Downloaded epaint v0.33.3
[INFO] [stderr]   Downloaded zbus v5.13.2
[INFO] [stderr]   Downloaded egui-winit v0.33.3
[INFO] [stderr]   Downloaded egui_plot v0.34.1
[INFO] [stderr]   Downloaded accesskit_atspi_common v0.14.2
[INFO] [stderr]   Downloaded atspi-proxies v0.9.0
[INFO] [stderr]   Downloaded zbus_macros v5.13.2
[INFO] [stderr]   Downloaded zvariant_derive v5.9.2
[INFO] [stderr]   Downloaded ecolor v0.33.3
[INFO] [stderr]   Downloaded egui v0.33.3
[INFO] [stderr]   Downloaded epaint_default_fonts v0.33.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b783312cafc41cc35af98f61ec88a1ed03133a47b1b4635534fe24e89c631da
[INFO] running `Command { std: "docker" "start" "-a" "5b783312cafc41cc35af98f61ec88a1ed03133a47b1b4635534fe24e89c631da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b783312cafc41cc35af98f61ec88a1ed03133a47b1b4635534fe24e89c631da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b783312cafc41cc35af98f61ec88a1ed03133a47b1b4635534fe24e89c631da", kill_on_drop: false }`
[INFO] [stdout] 5b783312cafc41cc35af98f61ec88a1ed03133a47b1b4635534fe24e89c631da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb46ca3acb6e0a8fa028051e898622b5aada4e0e950623b6422478d88c240226
[INFO] running `Command { std: "docker" "start" "-a" "cb46ca3acb6e0a8fa028051e898622b5aada4e0e950623b6422478d88c240226", kill_on_drop: false }`
[INFO] [stderr]     Checking safe_arch v0.7.4
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling syn v2.0.116
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]     Checking wide v0.7.33
[INFO] [stderr]     Checking simba v0.9.1
[INFO] [stderr]    Compiling nalgebra-macros v0.3.0
[INFO] [stderr]     Checking nalgebra v0.34.1
[INFO] [stderr]     Checking modern_robotics_rust v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(generic_const_exprs)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(generic_const_exprs)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `modern_robotics_rust` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `modern_robotics_rust` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "cb46ca3acb6e0a8fa028051e898622b5aada4e0e950623b6422478d88c240226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb46ca3acb6e0a8fa028051e898622b5aada4e0e950623b6422478d88c240226", kill_on_drop: false }`
[INFO] [stdout] cb46ca3acb6e0a8fa028051e898622b5aada4e0e950623b6422478d88c240226
