[INFO] fetching crate libdrm 0.0.2... [INFO] testing libdrm-0.0.2 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate libdrm 0.0.2 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate libdrm 0.0.2 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate libdrm 0.0.2 [INFO] finished tweaking crates.io crate libdrm 0.0.2 [INFO] tweaked toml for crates.io crate libdrm 0.0.2 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded drm-sys v0.0.3 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2020-06-03" "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] 8428c13b2c2bf0e664e0701e11729d74aab7f9bc5dd719faa23f1c1915cd5bef [INFO] running `"docker" "start" "-a" "8428c13b2c2bf0e664e0701e11729d74aab7f9bc5dd719faa23f1c1915cd5bef"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling drm-sys v0.0.3 [INFO] [stderr] Compiling smallvec v0.3.4 [INFO] [stderr] Compiling error-chain v0.10.0 [INFO] [stderr] Compiling libdrm v0.0.2 (/opt/rustwide/workdir) [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/lib.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(concat_idents)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/lib.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(type_ascription)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/lib.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #![feature(conservative_impl_trait)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/control/mod.rs:630:23 [INFO] [stderr] | [INFO] [stderr] 630 | info: try!(PropertyInfoType::load_from_device(device, raw)) [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/control/mod.rs:930:24 [INFO] [stderr] | [INFO] [stderr] 930 | let info = try!(PropertyInfo::load_from_device(device, handle.1)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/control/mod.rs:255:9 [INFO] [stderr] | [INFO] [stderr] 255 | (self.width) [INFO] [stderr] | ^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/control/mod.rs:260:9 [INFO] [stderr] | [INFO] [stderr] 260 | (self.height) [INFO] [stderr] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/result.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / error_chain! { [INFO] [stderr] 2 | | foreign_links { [INFO] [stderr] 3 | | Io(::std::io::Error); [INFO] [stderr] 4 | | } [INFO] [stderr] ... | [INFO] [stderr] 31 | | } [INFO] [stderr] 32 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/result.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / error_chain! { [INFO] [stderr] 2 | | foreign_links { [INFO] [stderr] 3 | | Io(::std::io::Error); [INFO] [stderr] 4 | | } [INFO] [stderr] ... | [INFO] [stderr] 31 | | } [INFO] [stderr] 32 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error: aborting due to 3 previous errors; 6 warnings emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: could not compile `libdrm`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "8428c13b2c2bf0e664e0701e11729d74aab7f9bc5dd719faa23f1c1915cd5bef"` [INFO] running `"docker" "rm" "-f" "8428c13b2c2bf0e664e0701e11729d74aab7f9bc5dd719faa23f1c1915cd5bef"` [INFO] [stdout] 8428c13b2c2bf0e664e0701e11729d74aab7f9bc5dd719faa23f1c1915cd5bef