[INFO] crate clear-coat 0.0.3 is already in cache
[INFO] checking clear-coat-0.0.3 against beta-2019-10-27 for pr-65897
[INFO] extracting crate clear-coat 0.0.3 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate clear-coat 0.0.3 on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate clear-coat 0.0.3
[INFO] finished tweaking crates.io crate clear-coat 0.0.3
[INFO] tweaked toml for crates.io crate clear-coat 0.0.3 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=allow" "-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" "+beta-2019-10-27" "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] 6782314369e015844b88bf58630f017e18aeafed98433d0f7134ae068178cd0e
[INFO] running `"docker" "start" "-a" "6782314369e015844b88bf58630f017e18aeafed98433d0f7134ae068178cd0e"`
[INFO] [stderr]    Compiling iup-sys v0.0.3
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking clear-coat v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `std::panic::RecoverSafe`
[INFO] [stderr]   --> src/callbacks.rs:14:24
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::panic::{self, RecoverSafe};
[INFO] [stderr]    |                        ^^^^^^^^^^^ no `RecoverSafe` in `panic`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::panic::RecoverSafe`
[INFO] [stderr]   --> src/callbacks.rs:14:24
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::panic::{self, RecoverSafe};
[INFO] [stderr]    |                        ^^^^^^^^^^^ no `RecoverSafe` in `panic`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `recover` in module `panic`
[INFO] [stderr]    --> src/callbacks.rs:205:25
[INFO] [stderr]     |
[INFO] [stderr] 205 |     let result = panic::recover(move || {
[INFO] [stderr]     |                         ^^^^^^^ not found in `panic`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `get_thread_id` in this scope
[INFO] [stderr]    --> src/lib.rs:172:21
[INFO] [stderr]     |
[INFO] [stderr] 172 |     let thread_id = get_thread_id();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/lib.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #![feature(coerce_unsized)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/lib.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #![feature(std_panic)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]   --> src/lib.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | #![feature(recover)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `recover` in module `panic`
[INFO] [stderr]    --> src/callbacks.rs:205:25
[INFO] [stderr]     |
[INFO] [stderr] 205 |     let result = panic::recover(move || {
[INFO] [stderr]     |                         ^^^^^^^ not found in `panic`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `get_thread_id` in this scope
[INFO] [stderr]    --> src/lib.rs:172:21
[INFO] [stderr]     |
[INFO] [stderr] 172 |     let thread_id = get_thread_id();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/lib.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #![feature(coerce_unsized)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/lib.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #![feature(std_panic)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]   --> src/lib.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | #![feature(recover)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 6 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0425, E0432, E0554.
[INFO] [stderr] For more information about an error, try `rustc --explain E0425`.
[INFO] [stderr] error: aborting due to 6 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0425, E0432, E0554.
[INFO] [stderr] For more information about an error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `clear-coat`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `clear-coat`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6782314369e015844b88bf58630f017e18aeafed98433d0f7134ae068178cd0e"`
[INFO] running `"docker" "rm" "-f" "6782314369e015844b88bf58630f017e18aeafed98433d0f7134ae068178cd0e"`
[INFO] [stdout] 6782314369e015844b88bf58630f017e18aeafed98433d0f7134ae068178cd0e