[INFO] fetching crate uil_shared 0.0.3...
[INFO] testing uil_shared-0.0.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate uil_shared 0.0.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate uil_shared 0.0.3 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 crates.io crate uil_shared 0.0.3
[INFO] finished tweaking crates.io crate uil_shared 0.0.3
[INFO] tweaked toml for crates.io crate uil_shared 0.0.3 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 74fe5d3193a857ad602b7d4d6dec9e8df552e3e44730c45f782c34c182d3611b
[INFO] running `Command { std: "docker" "start" "-a" "74fe5d3193a857ad602b7d4d6dec9e8df552e3e44730c45f782c34c182d3611b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74fe5d3193a857ad602b7d4d6dec9e8df552e3e44730c45f782c34c182d3611b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74fe5d3193a857ad602b7d4d6dec9e8df552e3e44730c45f782c34c182d3611b", kill_on_drop: false }`
[INFO] [stdout] 74fe5d3193a857ad602b7d4d6dec9e8df552e3e44730c45f782c34c182d3611b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] b44e3e0173a63155e3241591fb00abe085089a6154adfa34b707f2726af5271d
[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" "b44e3e0173a63155e3241591fb00abe085089a6154adfa34b707f2726af5271d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling uil_shared v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::num::ToPrimitive`
[INFO] [stdout]  --> src/asset.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::num::ToPrimitive;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^ no `ToPrimitive` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(core)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/asset.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |         try!(write!(f, "ImageData {{ "));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/asset.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         try!(write!(f, "offset_x {:?}, ", self.offset_x));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/asset.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         try!(write!(f, "offset_y {:?}, ", self.offset_y));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/asset.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         try!(write!(f, "width {:?}, ", self.width));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/asset.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         try!(write!(f, "height {:?} ", self.height));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_f32` found for type `u32` in the current scope
[INFO] [stdout]   --> src/asset.rs:50:40
[INFO] [stdout]    |
[INFO] [stdout] 50 |             let w = width.unwrap_or(iw.to_f32().unwrap());
[INFO] [stdout]    |                                        ^^^^^^ method not found in `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_f32` found for type `u32` in the current scope
[INFO] [stdout]   --> src/asset.rs:51:41
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let h = height.unwrap_or(ih.to_f32().unwrap());
[INFO] [stdout]    |                                         ^^^^^^ method not found in `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `uil_shared`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "b44e3e0173a63155e3241591fb00abe085089a6154adfa34b707f2726af5271d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b44e3e0173a63155e3241591fb00abe085089a6154adfa34b707f2726af5271d", kill_on_drop: false }`
[INFO] [stdout] b44e3e0173a63155e3241591fb00abe085089a6154adfa34b707f2726af5271d