[INFO] cloning repository https://github.com/danielakhterov/file-browser [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danielakhterov/file-browser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielakhterov%2Ffile-browser"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielakhterov%2Ffile-browser'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 5745ed9f0cf18c1c9ea3f463f18a87324694e827 [INFO] testing danielakhterov/file-browser against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielakhterov%2Ffile-browser" "/workspace/builds/worker-8/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/danielakhterov/file-browser 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 git repo https://github.com/danielakhterov/file-browser [INFO] finished tweaking git repo https://github.com/danielakhterov/file-browser [INFO] tweaked toml for git repo https://github.com/danielakhterov/file-browser written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/danielakhterov/file-browser already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 602417f316f40b7597f1f04b9def4be38cd8d2bda2026aa8e61fd1b89a153eeb [INFO] running `"docker" "start" "-a" "602417f316f40b7597f1f04b9def4be38cd8d2bda2026aa8e61fd1b89a153eeb"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.46 [INFO] [stderr] Compiling autocfg v0.1.1 [INFO] [stderr] Compiling cc v1.0.28 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling serde v1.0.85 [INFO] [stderr] Compiling proc-macro-nested v0.1.2 [INFO] [stderr] Compiling serde v0.8.23 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling rust-ini v0.13.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.6.3 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling regex-syntax v0.6.4 [INFO] [stderr] Compiling yaml-rust v0.4.2 [INFO] [stderr] Compiling smallvec v0.6.7 [INFO] [stderr] Compiling futures-core-preview v0.3.0-alpha.12 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] error[E0432]: unresolved import `core::task::LocalWaker` [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.12/src/future/future_obj.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | task::{LocalWaker, Poll}, [INFO] [stderr] | ^^^^^^^^^^ no `LocalWaker` in `task` [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved imports `core::task::LocalWaker`, `core::task::UnsafeWake` [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.12/src/task/mod.rs:8:35 [INFO] [stderr] | [INFO] [stderr] 8 | pub use core::task::{Poll, Waker, LocalWaker, UnsafeWake}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^ no `UnsafeWake` in `task` [INFO] [stderr] | | [INFO] [stderr] | no `LocalWaker` in `task` [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved imports `std::task::local_waker`, `std::task::local_waker_from_nonlocal` [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.12/src/task/mod.rs:10:27 [INFO] [stderr] | [INFO] [stderr] 10 | pub use std::task::{Wake, local_waker, local_waker_from_nonlocal}; [INFO] [stderr] | ^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^ no `local_waker_from_nonlocal` in `task` [INFO] [stderr] | | [INFO] [stderr] | no `local_waker` in `task` [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.12/src/lib.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #![feature(futures_api)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Compiling number_prefix v0.2.8 [INFO] [stderr] error[E0658]: use of unstable library feature 'wake_trait' [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.12/src/task/mod.rs:10:21 [INFO] [stderr] | [INFO] [stderr] 10 | pub use std::task::{Wake, local_waker, local_waker_from_nonlocal}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #69912 for more information [INFO] [stderr] [INFO] [stderr] Compiling syn v0.15.23 [INFO] [stderr] Compiling tokio-executor v0.1.6 [INFO] [stderr] error: aborting due to 5 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0432, E0554, E0658. [INFO] [stderr] For more information about an error, try `rustc --explain E0432`. [INFO] [stderr] error: could not compile `futures-core-preview`. [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" "602417f316f40b7597f1f04b9def4be38cd8d2bda2026aa8e61fd1b89a153eeb"` [INFO] running `"docker" "rm" "-f" "602417f316f40b7597f1f04b9def4be38cd8d2bda2026aa8e61fd1b89a153eeb"` [INFO] [stdout] 602417f316f40b7597f1f04b9def4be38cd8d2bda2026aa8e61fd1b89a153eeb