[INFO] fetching crate dd_maths_traits 0.1.8...
[INFO] testing dd_maths_traits-0.1.8 against 1.60.0 for beta-1.61-1
[INFO] extracting crate dd_maths_traits 0.1.8 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate dd_maths_traits 0.1.8 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dd_maths_traits 0.1.8
[INFO] finished tweaking crates.io crate dd_maths_traits 0.1.8
[INFO] tweaked toml for crates.io crate dd_maths_traits 0.1.8 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dd_maths_traits_macros v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 5051c28d8e656726f09e1e7d23970f50996925a591c3d67d2e67fb8b960d80aa
[INFO] running `Command { std: "docker" "start" "-a" "5051c28d8e656726f09e1e7d23970f50996925a591c3d67d2e67fb8b960d80aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5051c28d8e656726f09e1e7d23970f50996925a591c3d67d2e67fb8b960d80aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5051c28d8e656726f09e1e7d23970f50996925a591c3d67d2e67fb8b960d80aa", kill_on_drop: false }`
[INFO] [stdout] 5051c28d8e656726f09e1e7d23970f50996925a591c3d67d2e67fb8b960d80aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af56e3ec2de5f35dedb64c0413e39820295eb6402777e07324ead2181b4297be
[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" "af56e3ec2de5f35dedb64c0413e39820295eb6402777e07324ead2181b4297be", kill_on_drop: false }`
[INFO] [stderr]    Compiling dd_maths_traits_macros v0.1.0
[INFO] [stderr]    Compiling dd_maths_traits v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.84s
[INFO] running `Command { std: "docker" "inspect" "af56e3ec2de5f35dedb64c0413e39820295eb6402777e07324ead2181b4297be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af56e3ec2de5f35dedb64c0413e39820295eb6402777e07324ead2181b4297be", kill_on_drop: false }`
[INFO] [stdout] af56e3ec2de5f35dedb64c0413e39820295eb6402777e07324ead2181b4297be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af8e1cb1d5f7abadf8c94ae3d6e3c45c236953f03b4238a88999d88616781141
[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" "af8e1cb1d5f7abadf8c94ae3d6e3c45c236953f03b4238a88999d88616781141", kill_on_drop: false }`
[INFO] [stderr]    Compiling dd_maths_traits v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:3:68
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(any(doc, test, doctest, feature = "const_trait_impl"), feature(const_trait_impl))]
[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:4:68
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![cfg_attr(any(doc, test, doctest, feature = "adt_const_params"), feature(adt_const_params))]
[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:5:66
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![cfg_attr(any(doc, test, doctest, feature = "negative_impls"), feature(negative_impls))]
[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:6:62
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![cfg_attr(any(doc, test, doctest, feature = "decl_macro"), feature(decl_macro))]
[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:7:61
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![cfg_attr(any(doc, test, doctest, feature = "const_ops"), feature(const_ops))]
[INFO] [stdout]   |                                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `adt_const_params` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> src/lib.rs:4:76
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![cfg_attr(any(doc, test, doctest, feature = "adt_const_params"), feature(adt_const_params))]
[INFO] [stdout]   |                                                                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]   = note: see issue #44580 <https://github.com/rust-lang/rust/issues/44580> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dd_maths_traits` due to 6 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "af8e1cb1d5f7abadf8c94ae3d6e3c45c236953f03b4238a88999d88616781141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af8e1cb1d5f7abadf8c94ae3d6e3c45c236953f03b4238a88999d88616781141", kill_on_drop: false }`
[INFO] [stdout] af8e1cb1d5f7abadf8c94ae3d6e3c45c236953f03b4238a88999d88616781141