[INFO] updating cached repository https://github.com/gauteh/landmask
[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] 5461521ae554ae99c992e1f8747706a4a5c6b990
[INFO] testing gauteh/landmask against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgauteh%2Flandmask" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  50% (8/16)   
Checking out files:  56% (9/16)   
Checking out files:  62% (10/16)   
Checking out files:  68% (11/16)   
Checking out files:  75% (12/16)   
Checking out files:  81% (13/16)   
Checking out files:  87% (14/16)   
Checking out files:  93% (15/16)   
Checking out files: 100% (16/16)   
Checking out files: 100% (16/16), done.
[INFO] validating manifest of git repo https://github.com/gauteh/landmask 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/gauteh/landmask
[INFO] finished tweaking git repo https://github.com/gauteh/landmask
[INFO] tweaked toml for git repo https://github.com/gauteh/landmask written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/gauteh/landmask 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-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] [stdout] a0808031006077dfefbcad4538fac8a2b3a783a72390063aed7dc29bfa32300f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "a0808031006077dfefbcad4538fac8a2b3a783a72390063aed7dc29bfa32300f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling pdqselect v0.1.0
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rstar v0.2.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling geo-types v0.4.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling rstar v0.5.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling wkb v0.4.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling backtrace v0.3.38
[INFO] [stderr]    Compiling rayon v1.2.0
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling geo v0.12.2
[INFO] [stderr]    Compiling landmask v0.1.0 (/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(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `landmask`.
[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" "a0808031006077dfefbcad4538fac8a2b3a783a72390063aed7dc29bfa32300f"`
[INFO] running `"docker" "rm" "-f" "a0808031006077dfefbcad4538fac8a2b3a783a72390063aed7dc29bfa32300f"`
[INFO] [stdout] a0808031006077dfefbcad4538fac8a2b3a783a72390063aed7dc29bfa32300f