[INFO] updating cached repository https://github.com/nickmass/web-tetris
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8ed0c0e0aa62f44ff0202caad342e3cb6d927663
[INFO] testing nickmass/web-tetris against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickmass%2Fweb-tetris" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nickmass/web-tetris 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/nickmass/web-tetris
[INFO] finished tweaking git repo https://github.com/nickmass/web-tetris
[INFO] tweaked toml for git repo https://github.com/nickmass/web-tetris written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/nickmass/web-tetris 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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] e49daf07c08a1dc472dfb75e838cc6a810f6fb160665700bc7178e9156a3783c
[INFO] running `"docker" "start" "-a" "e49daf07c08a1dc472dfb75e838cc6a810f6fb160665700bc7178e9156a3783c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling serde v1.0.24
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling stdweb v0.4.0
[INFO] [stderr]    Compiling num-traits v0.1.41
[INFO] [stderr]    Compiling futures v0.1.18
[INFO] [stderr]    Compiling random v0.12.2
[INFO] [stderr]    Compiling syn v0.12.13
[INFO] [stderr]    Compiling serde_derive_internals v0.18.0
[INFO] [stderr]    Compiling serde_derive v1.0.24
[INFO] [stderr]    Compiling serde_json v1.0.8
[INFO] [stderr]    Compiling stdweb-derive v0.4.0
[INFO] [stderr]    Compiling web-tetris v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `stdweb::js_export`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use stdweb::js_export;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^ no `js_export` in the root
[INFO] [stderr] 
[INFO] [stderr] error: cannot determine resolution for the attribute macro `js_export`
[INFO] [stderr]   --> src/main.rs:21:3
[INFO] [stderr]    |
[INFO] [stderr] 21 | #[js_export]
[INFO] [stderr]    |   ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stderr] 
[INFO] [stderr] error: cannot determine resolution for the attribute macro `js_export`
[INFO] [stderr]   --> src/main.rs:29:3
[INFO] [stderr]    |
[INFO] [stderr] 29 | #[js_export]
[INFO] [stderr]    |   ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stderr] 
[INFO] [stderr] error: cannot determine resolution for the attribute macro `js_export`
[INFO] [stderr]   --> src/main.rs:38:3
[INFO] [stderr]    |
[INFO] [stderr] 38 | #[js_export]
[INFO] [stderr]    |   ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stderr] 
[INFO] [stderr] error: cannot determine resolution for the attribute macro `js_export`
[INFO] [stderr]   --> src/main.rs:46:3
[INFO] [stderr]    |
[INFO] [stderr] 46 | #[js_export]
[INFO] [stderr]    |   ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stderr] 
[INFO] [stderr] error: cannot determine resolution for the attribute macro `js_export`
[INFO] [stderr]   --> src/main.rs:54:3
[INFO] [stderr]    |
[INFO] [stderr] 54 | #[js_export]
[INFO] [stderr]    |   ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stderr] 
[INFO] [stderr] error: cannot determine resolution for the attribute macro `js_export`
[INFO] [stderr]   --> src/main.rs:62:3
[INFO] [stderr]    |
[INFO] [stderr] 62 | #[js_export]
[INFO] [stderr]    |   ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stderr] 
[INFO] [stderr] error: cannot determine resolution for the attribute macro `js_export`
[INFO] [stderr]   --> src/main.rs:70:3
[INFO] [stderr]    |
[INFO] [stderr] 70 | #[js_export]
[INFO] [stderr]    |   ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stderr] 
[INFO] [stderr] error: cannot determine resolution for the attribute macro `js_export`
[INFO] [stderr]   --> src/main.rs:78:3
[INFO] [stderr]    |
[INFO] [stderr] 78 | #[js_export]
[INFO] [stderr]    |   ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/main.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(proc_macro)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 10 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0554.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `web-tetris`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e49daf07c08a1dc472dfb75e838cc6a810f6fb160665700bc7178e9156a3783c"`
[INFO] running `"docker" "rm" "-f" "e49daf07c08a1dc472dfb75e838cc6a810f6fb160665700bc7178e9156a3783c"`
[INFO] [stdout] e49daf07c08a1dc472dfb75e838cc6a810f6fb160665700bc7178e9156a3783c