[INFO] cloning repository https://github.com/stallmanifold/metroid-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stallmanifold/metroid-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstallmanifold%2Fmetroid-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstallmanifold%2Fmetroid-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 047819765dd7187726cb7fd4ebfa937ce506b797
[INFO] testing stallmanifold/metroid-demo against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstallmanifold%2Fmetroid-demo" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stallmanifold/metroid-demo on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stallmanifold/metroid-demo
[INFO] finished tweaking git repo https://github.com/stallmanifold/metroid-demo
[INFO] tweaked toml for git repo https://github.com/stallmanifold/metroid-demo written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/stallmanifold/metroid-demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 86b435589506c7fc8fdffe994a1cee6245d3cfffe24f192275fecba437950eb9
[INFO] running `Command { std: "docker" "start" "-a" "86b435589506c7fc8fdffe994a1cee6245d3cfffe24f192275fecba437950eb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86b435589506c7fc8fdffe994a1cee6245d3cfffe24f192275fecba437950eb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86b435589506c7fc8fdffe994a1cee6245d3cfffe24f192275fecba437950eb9", kill_on_drop: false }`
[INFO] [stdout] 86b435589506c7fc8fdffe994a1cee6245d3cfffe24f192275fecba437950eb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--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] ead8334edd83fce5267eb5b9490e58b45d234cead3cb8e27ab7b905cc55ae64b
[INFO] running `Command { std: "docker" "start" "-a" "ead8334edd83fce5267eb5b9490e58b45d234cead3cb8e27ab7b905cc55ae64b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling texture v0.1.4 (https://github.com/lambdaxymox/teximage2d#5a88096d)
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling mini_obj v0.1.11 (https://github.com/lambdaxymox/mini-obj#a099501e)
[INFO] [stderr]    Compiling glfw-sys v3.3.2
[INFO] [stderr] error: failed to run custom build command for `mini_obj v0.1.11 (https://github.com/lambdaxymox/mini-obj#a099501e)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/mini_obj-794b6bc9bda12d1b/build-script-build` (exit code: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/teximage2d-b189881742bb8819/5a88096/texture/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(vec_into_raw_parts)]
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "ead8334edd83fce5267eb5b9490e58b45d234cead3cb8e27ab7b905cc55ae64b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ead8334edd83fce5267eb5b9490e58b45d234cead3cb8e27ab7b905cc55ae64b", kill_on_drop: false }`
[INFO] [stdout] ead8334edd83fce5267eb5b9490e58b45d234cead3cb8e27ab7b905cc55ae64b