[INFO] updating cached repository https://github.com/ajmwagar/snek
[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] ea9d6d0bb08e5678373a1a84fc546a98afbd2a3f
[INFO] testing ajmwagar/snek against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajmwagar%2Fsnek" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ajmwagar/snek on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ajmwagar/snek
[INFO] finished tweaking git repo https://github.com/ajmwagar/snek
[INFO] tweaked toml for git repo https://github.com/ajmwagar/snek written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/ajmwagar/snek already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] 27f4ffdb52131eedf4731831970416483e6c8873e95f687b2c9c04196f21f082
[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" "27f4ffdb52131eedf4731831970416483e6c8873e95f687b2c9c04196f21f082"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling immi v1.0.4
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]    Compiling rusttype v0.7.5
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.3
[INFO] [stderr]    Compiling rodio v0.8.1
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]    Compiling wayland-scanner v0.21.12
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.2
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling alga v0.8.2
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling wayland-client v0.21.12
[INFO] [stderr]    Compiling wayland-protocols v0.21.12
[INFO] [stderr]    Compiling nalgebra v0.17.3
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling euclid_macros v0.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.5
[INFO] [stderr]    Compiling euclid v0.19.8
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling xmlparser v0.3.0
[INFO] [stderr]    Compiling svgparser v0.8.1
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling lyon_geom v0.12.4
[INFO] [stderr]    Compiling image v0.21.0
[INFO] [stderr]    Compiling lyon_path v0.13.1
[INFO] [stderr]    Compiling lyon_svg v0.13.0
[INFO] [stderr]    Compiling lyon_algorithms v0.13.1
[INFO] [stderr]    Compiling lyon_tessellation v0.13.1
[INFO] [stderr]    Compiling lyon_extra v0.13.0
[INFO] [stderr]    Compiling lyon v0.13.1
[INFO] [stderr]    Compiling winit v0.19.1
[INFO] [stderr]    Compiling glutin v0.20.0
[INFO] [stderr]    Compiling ncollide2d v0.18.4
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling quicksilver v0.3.11
[INFO] [stderr]    Compiling snek v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0463]: can't find crate for `rand`
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | extern crate rand;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `snek`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "27f4ffdb52131eedf4731831970416483e6c8873e95f687b2c9c04196f21f082"`
[INFO] running `"docker" "rm" "-f" "27f4ffdb52131eedf4731831970416483e6c8873e95f687b2c9c04196f21f082"`
[INFO] [stdout] 27f4ffdb52131eedf4731831970416483e6c8873e95f687b2c9c04196f21f082