[INFO] crate uil_shared 0.0.3 is already in cache
[INFO] testing uil_shared-0.0.3 against 1.44.0 for beta-1.45-1
[INFO] extracting crate uil_shared 0.0.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate uil_shared 0.0.3 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5d9dba51ecfc3fe1c3908a1ce313dc50e9604ce417098cccb8676264aaa959bb
[INFO] running `"docker" "start" "-a" "5d9dba51ecfc3fe1c3908a1ce313dc50e9604ce417098cccb8676264aaa959bb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling uil_shared v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `std::num::ToPrimitive`
[INFO] [stderr]  --> src/asset.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::num::ToPrimitive;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^ no `ToPrimitive` in `num`
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(core)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/asset.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |         try!(write!(f, "ImageData {{ "));
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/asset.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         try!(write!(f, "offset_x {:?}, ", self.offset_x));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/asset.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |         try!(write!(f, "offset_y {:?}, ", self.offset_y));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/asset.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |         try!(write!(f, "width {:?}, ", self.width));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/asset.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |         try!(write!(f, "height {:?} ", self.height));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `to_f32` found for type `u32` in the current scope
[INFO] [stderr]   --> src/asset.rs:50:40
[INFO] [stderr]    |
[INFO] [stderr] 50 |             let w = width.unwrap_or(iw.to_f32().unwrap());
[INFO] [stderr]    |                                        ^^^^^^ method not found in `u32`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `to_f32` found for type `u32` in the current scope
[INFO] [stderr]   --> src/asset.rs:51:41
[INFO] [stderr]    |
[INFO] [stderr] 51 |             let h = height.unwrap_or(ih.to_f32().unwrap());
[INFO] [stderr]    |                                         ^^^^^^ method not found in `u32`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors; 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0554, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `uil_shared`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "5d9dba51ecfc3fe1c3908a1ce313dc50e9604ce417098cccb8676264aaa959bb"`
[INFO] running `"docker" "rm" "-f" "5d9dba51ecfc3fe1c3908a1ce313dc50e9604ce417098cccb8676264aaa959bb"`
[INFO] [stdout] 5d9dba51ecfc3fe1c3908a1ce313dc50e9604ce417098cccb8676264aaa959bb