[INFO] crate ufmt_float 0.1.0 is already in cache
[INFO] checking ufmt_float-0.1.0 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate ufmt_float 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate ufmt_float 0.1.0 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ufmt_float 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ufmt_float 0.1.0
[INFO] tweaked toml for crates.io crate ufmt_float 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5d13265fed30581b21d51583f5a913ea720993219f7bca6cd769e365ecf5d7eb
[INFO] running `"docker" "start" "-a" "5d13265fed30581b21d51583f5a913ea720993219f7bca6cd769e365ecf5d7eb"`
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]     Checking micromath v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr] error[E0606]: casting `f32` as `i32` is invalid
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/micromath-1.0.0/src/f32ext/exp.rs:46:25
[INFO] [stderr]    |
[INFO] [stderr] 46 |         .saturating_add(x_trunc as i32);
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `i32` is invalid
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/micromath-1.0.0/src/f32ext/floor.rs:3:23
[INFO] [stderr]   |
[INFO] [stderr] 3 |     let mut x_trunc = (x as i32) as f32;
[INFO] [stderr]   |                       ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `i32` is invalid
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/micromath-1.0.0/src/f32ext/round.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     ((x + copysign(0.5, x)) as i32) as f32
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0606`.
[INFO] [stderr] error: could not compile `micromath`.
[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 `"docker" "inspect" "5d13265fed30581b21d51583f5a913ea720993219f7bca6cd769e365ecf5d7eb"`
[INFO] running `"docker" "rm" "-f" "5d13265fed30581b21d51583f5a913ea720993219f7bca6cd769e365ecf5d7eb"`
[INFO] [stdout] 5d13265fed30581b21d51583f5a913ea720993219f7bca6cd769e365ecf5d7eb