[INFO] cloning repository https://github.com/byoboo/tiny_os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/byoboo/tiny_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbyoboo%2Ftiny_os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbyoboo%2Ftiny_os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45b151f96ad0d7748d11bee454c6afc59240949c
[INFO] building byoboo/tiny_os against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbyoboo%2Ftiny_os" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/byoboo/tiny_os on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/byoboo/tiny_os
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/byoboo/tiny_os
[INFO] tweaked toml for git repo https://github.com/byoboo/tiny_os written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/byoboo/tiny_os already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: target.cfg(target_os = "linux").rustflags
[INFO] [stderr] warning: unused manifest key: target.cfg(target_os = "macos").rustflags
[INFO] [stderr] warning: unused manifest key: target.cfg(target_os = "windows").rustflags
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "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] f885f37681c6deb21b78ee5c92b1318e1f889b69f2bbbb2fa9617607e3ff1165
[INFO] running `Command { std: "docker" "start" "-a" "f885f37681c6deb21b78ee5c92b1318e1f889b69f2bbbb2fa9617607e3ff1165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f885f37681c6deb21b78ee5c92b1318e1f889b69f2bbbb2fa9617607e3ff1165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f885f37681c6deb21b78ee5c92b1318e1f889b69f2bbbb2fa9617607e3ff1165", kill_on_drop: false }`
[INFO] [stdout] f885f37681c6deb21b78ee5c92b1318e1f889b69f2bbbb2fa9617607e3ff1165
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6506c2c6cf42ba3edbd1b4e3d401e3b769a9e672b8cb93ffcf7ecc5a9b49f005
[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" "6506c2c6cf42ba3edbd1b4e3d401e3b769a9e672b8cb93ffcf7ecc5a9b49f005", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: target.cfg(target_os = "linux").rustflags
[INFO] [stderr] warning: unused manifest key: target.cfg(target_os = "macos").rustflags
[INFO] [stderr] warning: unused manifest key: target.cfg(target_os = "windows").rustflags
[INFO] [stderr]    Compiling x86_64 v0.13.3
[INFO] [stderr]    Compiling bootloader v0.9.16
[INFO] [stderr]    Compiling cpuio v0.3.0
[INFO] [stderr]    Compiling volatile v0.2.7
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stdout] error[E0658]: trait bounds other than `Sized` on const fn parameters are unstable
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpuio-0.3.0/src/lib.rs:58:6
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl<T: InOut> Port<T> {
[INFO] [stdout]    |      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #57563 <https://github.com/rust-lang/rust/issues/57563> for more information
[INFO] [stdout]    = help: add `#![feature(const_fn_trait_bound)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: trait bounds other than `Sized` on const fn parameters are unstable
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpuio-0.3.0/src/lib.rs:89:6
[INFO] [stdout]    |
[INFO] [stdout] 89 | impl<T: InOut> UnsafePort<T> {
[INFO] [stdout]    |      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #57563 <https://github.com/rust-lang/rust/issues/57563> for more information
[INFO] [stdout]    = help: add `#![feature(const_fn_trait_bound)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cpuio`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6506c2c6cf42ba3edbd1b4e3d401e3b769a9e672b8cb93ffcf7ecc5a9b49f005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6506c2c6cf42ba3edbd1b4e3d401e3b769a9e672b8cb93ffcf7ecc5a9b49f005", kill_on_drop: false }`
[INFO] [stdout] 6506c2c6cf42ba3edbd1b4e3d401e3b769a9e672b8cb93ffcf7ecc5a9b49f005
