[INFO] cloning repository https://github.com/SkyZH/raytracer.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SkyZH/raytracer.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkyZH%2Fraytracer.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkyZH%2Fraytracer.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0658a8f5b6a8929b53edbb630bc25477c0de3d72
[INFO] checking SkyZH/raytracer.rs against beta-2021-10-15 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkyZH%2Fraytracer.rs" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SkyZH/raytracer.rs on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-10/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/SkyZH/raytracer.rs
[INFO] finished tweaking git repo https://github.com/SkyZH/raytracer.rs
[INFO] tweaked toml for git repo https://github.com/SkyZH/raytracer.rs written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/SkyZH/raytracer.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2dd3508a6147c2d28abebe2476850c1b50b5b747b4e7b843cb2a7a0456030ac
[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" "a2dd3508a6147c2d28abebe2476850c1b50b5b747b4e7b843cb2a7a0456030ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2dd3508a6147c2d28abebe2476850c1b50b5b747b4e7b843cb2a7a0456030ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2dd3508a6147c2d28abebe2476850c1b50b5b747b4e7b843cb2a7a0456030ac", kill_on_drop: false }`
[INFO] [stdout] a2dd3508a6147c2d28abebe2476850c1b50b5b747b4e7b843cb2a7a0456030ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ca9eeddafb167772dd798ea2698a4ce65c58b937b43d3f459b7e0b6f55ec265
[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" "3ca9eeddafb167772dd798ea2698a4ce65c58b937b43d3f459b7e0b6f55ec265", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.2
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking proc-macro2 v1.0.6
[INFO] [stderr]     Checking tinytemplate v1.0.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking rayon-core v1.7.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]     Checking quote v1.0.2
[INFO] [stderr]     Checking rayon v1.3.1
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking num-complex v0.3.0
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking rulinalg v0.4.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]     Checking raytracer_codegen v0.1.0 (/opt/rustwide/workdir/raytracer_codegen)
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]     Checking image v0.23.8
[INFO] [stderr]     Checking num v0.3.0
[INFO] [stderr]     Checking imageproc v0.21.0
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking raytracer v0.4.0 (/opt/rustwide/workdir/raytracer)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> raytracer/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_syntax)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> raytracer/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_syntax)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `raytracer` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3ca9eeddafb167772dd798ea2698a4ce65c58b937b43d3f459b7e0b6f55ec265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ca9eeddafb167772dd798ea2698a4ce65c58b937b43d3f459b7e0b6f55ec265", kill_on_drop: false }`
[INFO] [stdout] 3ca9eeddafb167772dd798ea2698a4ce65c58b937b43d3f459b7e0b6f55ec265
